CVE-2026-6666

HIGH 7.5EPSS 0.4%

A possible null pointer reference in PgBouncer before 1.25.2 could lead to a crash, if a server sends an error response without SQLSTATE field.

CVSS v3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v3.1: 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.37% chance of exploitation in the next 30 days, 30th percentile
Published: 2026-05-09
Updated: 2026-05-11

Proof-of-concept exploits (1)

George0Papasotiriou/CVE-2026-6666-XPC-Service-NSKeyedUnarchiver-Deserialization-Attack-ma…0★ · 2026-08-03

References

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