HIGH 7.5 Microsoft PoC
CVE-2025-26466
Openssh: denial-of-service in openssh
Microsoft Security Update 2025-Feb: Openssh: denial-of-service in openssh
Affected Products
- azl3 openssh 9.8p1-3 on Azure Linux 3.0
- azl3 openssh 9.8p1-4 on Azure Linux 3.0
- cbl2 openssh 8.9p1-9 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26466
- https://nvd.nist.gov/vuln/detail/CVE-2025-26466
This high severity vulnerability with a CVSS score of 7.5 was published on 2025-02-11 via Microsoft. 🚨 A public proof-of-concept exploit is available on GitHub. EPSS score: 39.9% (top 2% of all CVEs by exploitation probability). Affected: azl3 openssh 9.8p1-3 on Azure Linux 3.0, azl3 openssh 9.8p1-4 on Azure Linux 3.0, cbl2 openssh 8.9p1-9 on CBL Mariner 2.0.
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