CVE-2026-116311

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

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.

Version Information

Affected Version Fixed In Fix Published
18 18.7 2026-11-12
17 17.12 2026-11-12
16 16.16 2026-11-12
15 15.20 2026-11-12
14 14.25 2026-11-12

For more information about PostgreSQL versioning, please visit the versioning page.

CVSS 3.0

Overall Score 5.4
Component core server
Vector AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Reporting Security Vulnerabilities

If you wish to report a new security vulnerability in PostgreSQL, please send an email to security@postgresql.org.

For reporting non-security bugs, please see the Report a Bug page.