CVE-2026-116310

EUVD-2026-124490
Use after free in PostgreSQL COPY FROM error reporting allows a database user to disclose portions of server memory, via a longer input row following an ignored or nullified conversion error.  file_fdw reaches the same code path in affected version 18.  Within major versions 17-18, minor versions before PostgreSQL 18.7 and 17.12 are affected.  Versions before PostgreSQL 17 are unaffected.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Debian logo
Debian Releases
Debian Product
Codename
postgresql-15
bookworm
vulnerable
bookworm (security)
vulnerable
postgresql-17
trixie
vulnerable
trixie (security)
vulnerable
postgresql-18
forky
vulnerable
sid
18.7-1
fixed
Common Weakness Enumeration
References
https://www.postgresql.org/support/security/CVE-2026-116310/