Ghostwire

CVE-2026-6665: The SCRAM code in PgBouncer before 1.25.2 did not check the return value of strlcat() correctly when building the...

HIGH CVSS 8.1

Published: May 9, 2026 | Last Modified: May 9, 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.

Ghostwire Analysis — What This Means Practically

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (1 articles)

References