HIGH 7.5 Microsoft
CVE-2026-6276
stale custom cookie host causes cookie leak
Microsoft Security Update 2026-May: stale custom cookie host causes cookie leak
Affected Products
- azl3 curl 8.11.1-6 on Azure Linux 3.0
- azl3 cmake 3.30.3-13 on Azure Linux 3.0
- azl3 curl 8.11.1-7 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-6276
- https://nvd.nist.gov/vuln/detail/CVE-2026-6276
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-05-12 via Microsoft. Affected: azl3 curl 8.11.1-6 on Azure Linux 3.0, azl3 cmake 3.30.3-13 on Azure Linux 3.0, azl3 curl 8.11.1-7 on Azure Linux 3.0.
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