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CVE-2026-116311

PostgreSQL DROP OWNED can remove restrictive row security policies from non-owned tables

Severity
Medium 5.4
Published
12 Nov 2026
Last changed
12 Nov 2026
Added to UpHeron
13 Nov 2026
Fixed in
14.25, 15.20, 16.16, 17.12, 18.7
Exploit chance
0.2% in the next 30 daysHigher than 13% of CVEs. EPSS by FIRST, 13 Nov 2026
Weakness
Missing authorization (CWE-862)
Attack
Over the network · Needs a user account · No user action needed
Attacker can
Read some data · Change some data
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Sources
CVE Program

Description

Missing authorization in PostgreSQL DROP OWNED allows a role to remove itself from restrictive row level security policies, thereby reading or modifying rows that the policy was intended to deny, via queries after the DROP OWNED. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.

From the CVE Program.

Affected software

SoftwareAffected versions
PostgreSQLServers and applications · cna:n/a|postgresql
  • Every version before 14.25
  • From 15 before 15.20
  • From 16 before 16.16
  • From 17 before 17.12
  • From 18 before 18.7

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-116311