CVE-2026-120144

EUVD-2026-124418
Type confusion from incomplete PostgreSQL type-cache invalidation allows an object creator to execute arbitrary code as the operating system user running the database, via a composite type change while its cache entry is being populated.  Within major version 18, minor versions before PostgreSQL 18.7 are affected.  Versions before PostgreSQL 18 are unaffected.
Type Confusion
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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-2026-120144/