MEDIUM 4.3 Microsoft

CVE-2026-6667

PgBouncer missing authorization check in KILL_CLIENT admin command

Microsoft Security Update 2026-May: PgBouncer missing authorization check in KILL_CLIENT admin command

Affected Products

azl3 pgbouncer 1.25.1-1 on Azure Linux 3.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-6667
https://nvd.nist.gov/vuln/detail/CVE-2026-6667

Published: 2026-05-12 · Source: Microsoft · Feed updated: 2026-08-04

This medium severity vulnerability with a CVSS score of 4.3 was published on 2026-05-12 via Microsoft. Affected: azl3 pgbouncer 1.25.1-1 on Azure Linux 3.0.

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