Description
Untrusted search path in auth_query connection handler in PgBouncer before 1.25.1 allows an unauthenticated attacker to execute arbitrary SQL during authentication via a malicious search_path parameter in the StartupMessage.
Scores
CVSS v3
7.5
EPSS
0.0013
EPSS Percentile
31.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-426
Status
published
Products (1)
pgbouncer/pgbouncer
< 1.25.1
Published
Dec 03, 2025
Tracked Since
Feb 18, 2026