CRITICAL 9.1 Microsoft
CVE-2026-12087
Socket versions before 2.041 for Perl have an out-of-bounds heap read
Microsoft Security Update 2026-Jun: Socket versions before 2.041 for Perl have an out-of-bounds heap read
Affected Products
- azl3 perl 5.38.2-509 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-12087
- https://nvd.nist.gov/vuln/detail/CVE-2026-12087
This critical severity vulnerability with a CVSS score of 9.1 was published on 2026-06-09 via Microsoft. Affected: azl3 perl 5.38.2-509 on Azure Linux 3.0.
Risk Timeline
CVE Disclosed2026-06-09 · 55 days ago
Remediation Resources
Official Advisory
msrc.microsoft.com/update-guide/vulnerability/CVE-2026-12087NVD / MITRE
nvd.nist.gov/vuln/detail/CVE-2026-12087Related Vulnerabilities
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