Medium severity4.3NVD Advisory· Published Nov 12, 2026
CVE-2026-120154
CVE-2026-120154
Description
Improper protection in PostgreSQL INSERT ... ON CONFLICT allows an attacker having INSERT, UPDATE, and applicable SELECT privileges on the table to read every row despite row security policies, via iterated INSERT ... ON CONFLICT DO UPDATE. Unlike CVE-2026-16237, this does not facilitate improper writes. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <18.7, <17.12, <16.16, <15.20, <14.25
Patches
Vulnerability mechanics
References
1News mentions
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