Piotr Kijewski
@piotrkijewski.bsky.social
📤 72
📥 3
📝 1
@shadowserver.bsky
.social
reposted by
Piotr Kijewski
The Shadowserver Foundation
14 days ago
Massive increase in sources attempting Ivanti EPMM CVE-2026-1281 exploitation, with over 28.3K source IPs seen on 2026-02-09. IP data on attackers shared in our
www.shadowserver.org/what-we-do/n...
(with vulnerability_id set to CVE-2026-1281). 20.4K IPs seen from US networks.
add a skeleton here at some point
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reposted by
Piotr Kijewski
The Shadowserver Foundation
17 days ago
We have started to report webshells (or other artifacts) found on Ivanti EPMM devices, likely compromised via CVE-2026-1281. 56 IPs found on 2026-02-06 Data in
shadowserver.org/what-we-do/n...
Tree Map view:
dashboard.shadowserver.org/statistics/c...
Thank you to the KSA NCA for the heads up!
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reposted by
Piotr Kijewski
Craig Newmark
19 days ago
These reports help people defend the country against cyber attacks and also helps people fight scammer networks
#CyberCivilDefense
#take9
add a skeleton here at some point
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reposted by
Piotr Kijewski
The Shadowserver Foundation
24 days ago
Spike in Ivanti EPMM CVE-2026-1281 RCE exploitation attempts seen by our sensors last 24 hours from at least 13 source IPs. In our scans, we see ~1600 exposed instances worldwide (no vulnerability assessment). Top exposed: Germany (516) Ivanti hotfix guidance:
forums.ivanti.com/s/article/Se...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
26 days ago
CVE-2026-24858, a Fortinet authentication bypass vulnerability affecting multiple Fortinet products with FortiCloud SSO enabled, has been added by CISA to the KEV catalog. We share exposed Fortinet instances with FortiCloud SSO enabled daily in our feeds (~10 000 seen)
add a skeleton here at some point
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reposted by
Piotr Kijewski
The Shadowserver Foundation
29 days ago
We added SmarterTools SmarterMail CVE-2026-23760 RCE to our daily Vulnerable HTTP scans. Around 6000 IPs globally found likely vulnerable based on our version check. We also see exploitation attempts in the wild. CVE-2026-23760 Geo Treemap View:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
29 days ago
Regarding CVE-2026-24061 in GNU InetUtils telnetd: while we are not scanning for it explicitly (due to current lack of ability to check in a safe way, we do share - and have for years - data on exposed instances in our Accessible Telnet Report:
www.shadowserver.org/what-we-do/n...
~800K exposed
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reposted by
Piotr Kijewski
The Shadowserver Foundation
about 1 month ago
We are scanning & reporting out SmarterMail hosts vulnerable to CVE-2025-52691 RCE (CVSS 10). 8001 unique IPs likely vulnerable on 2026-01-12 (18783 exposed). Note Exploit PoCs are public. Tree Map:
dashboard.shadowserver.org/statistics/c...
Raw IP data:
www.shadowserver.org/what-we-do/n...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
2 months ago
We have identified 120 Cisco Secure Email Gateway/ Cisco Secure Email and Web Manager likely vulnerable to CVE-2025-20393 (over 650 fingerprinted exposed). CVE-2025-20393 is exploited in the wild, with no patch available. Follow Cisco recommendations at
sec.cloudapps.cisco.com/security/cen...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
2 months ago
Using ELK & interested in automating ingestion of our threat intel for your network/constituency via our API? We have introduced an ECS logging script for our intelligence reports. This script uses Redis to queue events for Logstash. Check it out at
github.com/The-Shadowse...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
2 months ago
We added fingerprinting of Fortinet devices with FortiCloud SSO enabled to our Device Identification reporting (at least 25K IPs seen globally). While not necessarily vulnerable to CVE-2025-59718/CVE-2025-59719 if you get a report from us regarding exposure, please verify/patch!
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reposted by
Piotr Kijewski
The Shadowserver Foundation
3 months ago
React Server Components (CVE-2025-55182) RCE findings so far on 2025-12-05. 77664 IPs found vulnerable (based on Assetnote methodology). IP data is being shared in Vulnerable HTTP reports:
www.shadowserver.org/what-we-do/n...
Dashboard geo breakdown:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
3 months ago
Excited that our collaboration with VulnCheck (
vulncheck.com
) continues to grow as we welcome them as a new Shadowserver Alliance Partner -Silver tier! We look forward to enhancing our joint efforts to help network defenders globally with vulnerability management.
loading . . .
VulnCheck - Outpace Adversaries
Vulnerability intelligence that predicts avenues of attack with speed and accuracy.
https://vulncheck.com
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reposted by
Piotr Kijewski
The Shadowserver Foundation
3 months ago
Operation Endgame Season 3 Episode 2: Interlude released in time for Thanksgiving, recapping some of the
#cybercrime
disruption successes achieved so far, by partners working together internationally. Happy holidays - looking forward to future episodes!
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reposted by
Piotr Kijewski
The Shadowserver Foundation
3 months ago
We shared out 10,449 entries (e-mails) affected by the JSONFormatter and CodeBeautifier leak discovered by @watchTowr (see
labs.watchtowr.com/stop-putting...
). Data shared in a our Compromised Account Report
www.shadowserver.org/what-we-do/n...
(search for 2025-11-26 & compromised_account prefix)
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reposted by
Piotr Kijewski
The Shadowserver Foundation
3 months ago
We have been sharing Monsta FTP CVE-2025-34299 (pre-auth RCE) vulnerable instances for the last few weeks. We still see over 780 IPs vulnerable (version based check) instances daily. Most affected: US & Slovakia:
dashboard.shadowserver.org/statistics/c...
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
3 months ago
Proud to once again support our LE partners in Operation Endgame Season 3 86M stolen data items from 525K victim IPs across 226 countries included in our new Rhadamanthys Historic Bot Victims Special Report, run overnight 2025-11-12 More details:
shadowserver.org/news/rhadama...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
4 months ago
"Don’t take BADCANDY from strangers ..." The Australian Signals Directorate (ASD) recently published an advisory on the BadCandy implant still present in many Cisco IOS XE devices:
www.cyber.gov.au/about-us/vie...
We still see around 15 000 Cisco IOS XE devices with the implant
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reposted by
Piotr Kijewski
The Shadowserver Foundation
4 months ago
We added CVE-2025-40778 BIND9 tagging (potential susceptibility to cache poisoning) to our DNS scans:
www.shadowserver.org/what-we-do/n...
We found nearly 8898 unpatched DNS open resolvers on 2025-10-30, down to 6653 on 2025-11-01:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
4 months ago
Attention - Microsoft WSUS CVE-2025-59287 incidents! We are observing exploitation attempts based on a published POC. We have also began fingerprinting exposed WSUS instances (ports 8530/8531) with at least 2800 seen on 2025-10-25 (not necessarily vulnerable).
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reposted by
Piotr Kijewski
The Shadowserver Foundation
4 months ago
We are now sharing daily IP data on WatchGuard Fireware OS IKEv2 Out-of-Bounds Write CVE-2025-9242 vulnerable instances, with over 71 000 seen on 2025-10-18. Data shared in our Vulnerable ISAKMP reportings -
www.shadowserver.org/what-we-do/n...
Top affected: US with 23.2K instances
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reposted by
Piotr Kijewski
The Shadowserver Foundation
4 months ago
Proud to support our Law Enforcement partners in another successful cybercrime disruption: Operation SIMCARTEL Great work everyone involved 👏
europol.europa.eu/media-press/...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
4 months ago
Regarding F5 network compromise (see
my.f5.com/manage/s/art...
): We are sharing daily IP data on F5 exposures in our Device ID
www.shadowserver.org/what-we-do/n...
(device_vendor set to F5). ~269K IPs seen daily, nearly half in US. Geo breakdown:
dashboard.shadowserver.org/statistics/i...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
5 months ago
Oracle E-Business Suite incidents: We have added CVE-2025-61882 scanning & reporting with 576 potential vulnerable IPs found on 2025-10-06. Top affected: USA IP data in
www.shadowserver.org/what-we-do/n...
World map view of likely vulnerable instances:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
5 months ago
You can track CVE-2025-20333 & CVE-2025-20362 vulnerable (unpatched) Cisco ASA/FTD instances here -
dashboard.shadowserver.org/statistics/c...
Around ~45K vulnerable seen on 2025-10-04
add a skeleton here at some point
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reposted by
Piotr Kijewski
The Shadowserver Foundation
5 months ago
Last week we released a new daily report type, "Badsecrets Report":
www.shadowserver.org/what-we-do/n...
(default severity: HIGH) It identifies the use of known or very weak cryptographic secrets across a variety of web frameworks/platforms. 12168 IPs seen (2025-09-14) using "bad" secrets!
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reposted by
Piotr Kijewski
The Shadowserver Foundation
6 months ago
FreePBX CVE-2025-57819 (CVSS 10.0) incidents: 6620 unpatched instances seen 2025-08-29, at least 386 compromised. Dashboard links: Vulnerable (unpatched):
dashboard.shadowserver.org/statistics/c...
Compromised:
dashboard.shadowserver.org/statistics/c...
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Running unpatched Citrix NetScalers or seeing them in your constituency? Now is the time to get those checked for compromise and patched ...
add a skeleton here at some point
6 months ago
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reposted by
Piotr Kijewski
The Shadowserver Foundation
6 months ago
We added a new daily scan report type, Accessible GPRS Tunneling Protocol (GTP) services listing IPs with publicly exposed GTP-C (Core) on port 2123/UDP & GTP-U (User) 2152/UDP. Report format:
www.shadowserver.org/what-we-do/n...
Dashboard World map:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
6 months ago
Since July 30th we are seeing an increase in scans coming from ~2200 compromised Cisco Small Business RV series routers, Linksys LRT series & Araknis Networks (AN-300-RT-4L2W). Top affected: US but also many others. IP data on these scans shared in
www.shadowserver.org/what-we-do/n...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
6 months ago
We added version based N-able N-central RMM CVE-2025-8875 & CVE-2025-8876 detection to our daily scans. 1077 IPs unpatched IPs seen on 2025-08-15. Both CVEs recently added to US CISA KEV. Top affected: US, Canada, Netherlands, UK Dashboard map view:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
We added VMware ESXi CVE-2025-41236 (CVSS 9.3) version based detection to our daily scans. First added 2025-07-19 with 17,238 IPs found. Latest scan (2025-08-10) detects 16,330 unpatched IPs, which is a slow patch rate. Top affected: France, China, US, Germany
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
We added Microsoft Exchange CVE-2025-53786 detection to our daily scans (version based). See US CISA Emergency Directive 25-02:
www.cisa.gov/news-events/...
Over 28K IPs unpatched (2025-08-07). Top affected: US, Germany, Russia Dashboard world map:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
We added version based SonicWall SMA100 CVE-2025-40596 detection to our daily scans - at least 3200 IPs seen still unpatched! Top affected: US, Japan, Germany Dashboard map:
dashboard.shadowserver.org/statistics/c...
NVD entry:
nvd.nist.gov/vuln/detail/...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
PaperCut CVE-2023-2533 was recently added to the CISA KEV catalog. We added version based detection of unpatched IPs with 129 seen (2025-08-03).
dashboard.shadowserver.org/statistics/c...
We also scan for CVE-2023-39143 & CVE-2023-27350. Data in Vulnerable HTTP:
shadowserver.org/what-we-do/n...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
We’re excited to welcome SURFcert to the Shadowserver Alliance as a Bronze Tier Partner! Together with SURFcert and fellow Alliance Partners, we’re making the Internet more secure for all. Read more about SURFcert:
www.surf.nl/en
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
SharePoint situational update: In collaboration with Validin & CERT-BUND we improved vhost & version based detection of SharePoint instances, resulting in ~17K IPs observed exposed. 840 with CVE-2025-53770 - version based detection only. At least 20 with webshells.
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
Emerging threats are countered most effectively when IR teams can share technical indicators to improve detection - helping identify, notify & remediate more victims. Great example: CVE-2025-25257 & FortiWeb shells. Saudi Arabian NCA and Canadian CCCS both helped protect victims globally!
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
Alert! We are scanning for unpatched CrushFTP instances vulnerable to CVE-2025-54309. This vulnerability is exploited in the wild:
www.crushftp.com/crush11wiki/...
We see 1040 instances unpatched on 20th July. Top countries affected: US, Germany, Canada
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
Alert: SharePoint CVE-2025-53770 incidents! In collaboration with Eye Security & watchTowr we are notifying compromised parties. See:
research.eye.security/sharepoint-u...
~9300 Sharepoint IPs seen exposed daily (population, no vulnerability assessment):
dashboard.shadowserver.org/statistics/i...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
We are sharing Fortinet FortiWeb instances compromised with webshells likely via CVE-2025-25257. We see 77 cases on 2025-07-15, down from 85 on 2025-07-14. CVE-2025-25257 exploitation activity observed since Jul 11th. Tree map overview (compromised):
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
7 months ago
Since start of July we are seeing Wing FTP Server CVE-2025-47812 RCE exploitation attempts. We are fingerprinting exposed Wing FTP Server instances to establish the potentially vulnerable population. We see ~2000 exposed (no vulnerability checks):
dashboard.shadowserver.org/statistics/i...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
8 months ago
Live Flax Typhoon Raptor Train botnet sinkholing data now available through our free daily Sinkhole Event and Sinkhole HTTP Event network reports:
shadowserver.org/what-we-do/n...
shadowserver.org/what-we-do/n...
events tagged as "raptor-train" Remediate current infections!
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reposted by
Piotr Kijewski
The Shadowserver Foundation
8 months ago
New Special Report run in collaboration with LE partners on historical Flax Typhoon Raptor Train botnet infections:
shadowserver.org/what-we-do/n...
Filename prefix: 2025-07-07-special 732545 events, 179539 IPs, 2750 ASNs, 143 countries Check your reports for historical compromises
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reposted by
Piotr Kijewski
The Shadowserver Foundation
8 months ago
We are scanning for Citrix NetScaler CVE-2025-5777 (since 19/06) & CVE-2025-6543 (since 27/06) vulnerabilities. 1289 & 2100 IPs still seen unpatched as of 2025-06-29. Top: US & DE Tracker:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
8 months ago
Shadowserver, a member of the Common Good Cyber secretariat, is proud to help launch the Common Good Cyber Fund announced today. Special thanks to the UK and Canada for investing in the Fund and continuing to provide their steadfast support.
commongoodcyber.org/news/common-...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
9 months ago
We are happy to support our LE partners!
www.justice.gov/usao-edva/pr...
loading . . .
U.S. Government seizes approximately 145 criminal marketplace domains
The U.S. Attorney’s Office for the Eastern District of Virginia announced today the seizure of approximately 145 darknet and traditional internet domains, and cryptocurrency funds associated with the ...
https://www.justice.gov/usao-edva/pr/us-government-seizes-approximately-145-criminal-marketplace-domains
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reposted by
Piotr Kijewski
The Shadowserver Foundation
9 months ago
We have shared a Special Report on IPs infected with Latrodectus malware during 2025-04-26 to 2025-05-20. This is one of the results of the continued international Law Enforcement action called Operation Endgame Season 2.0 Over 44K infected IPs seen:
dashboard.shadowserver.org/statistics/c...
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reposted by
Piotr Kijewski
The Shadowserver Foundation
9 months ago
You can also track CVE-2025-4427 exploitation attempts as seen by our honeypot sensors on our Dashboard:
dashboard.shadowserver.org/statistics/h...
add a skeleton here at some point
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reposted by
Piotr Kijewski
The Shadowserver Foundation
9 months ago
We are also scanning for Ivanti EPMM instances likely vulnerable (unpatched) to CVE-2025-4427 which can be chained with CVE-2025-4428 for RCE. First scans found 940 instances (2025-05-15), down to 798 (2025-05-18). Geo breakdown:
dashboard.shadowserver.org/statistics/c...
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