HIGH SeverityCVSS 3.18.1CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2026-6665
Last updated May 09, 2026 · Published May 09, 2026
Description
The SCRAM code in PgBouncer before 1.25.2 did not check the return value of strlcat() correctly when building the contents of the SCRAM client-final-message. A malicious backend that sends a SCRAM server-final-message with a long nonce can trigger a stack overflow.
Affected products
1 listed- PgBouncer
Mappings
CWE
CWE-121
CAPEC
None listed.
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