HIGH 8.8 Microsoft
CVE-2026-63639
Valkey: UAF in stream deserialization may lead to remote code execution
Microsoft Security Update 2026-Aug: Valkey: UAF in stream deserialization may lead to remote code execution
Affected Products
- azl3 valkey 8.0.10-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-63639
- https://nvd.nist.gov/vuln/detail/CVE-2026-63639
This high severity vulnerability with a CVSS score of 8.8 was published on 2026-08-11 via Microsoft. Affected: azl3 valkey 8.0.10-1 on Azure Linux 3.0.
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