CVE-2026-116317

HighCVSS 8.8/10Last modified Nov 13, 2026

Description

Heap-based buffer overflow in PostgreSQL ts_rank_cd() may allow a database user to execute arbitrary code as the operating system user running the database, via an invalid tsvector containing duplicate positions. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published: Nov 12, 2026
Last modified: Nov 13, 2026
NVD status: Awaiting Analysis

Related CVEs from 2026

CVE-2026-1163188.8SQL injection in PostgreSQL pg_dump allows an object creator to execute arbitrary SQL as the user restoring the dump, via an inherited colum CVE-2026-1163198.8Use after free in PostgreSQL plperl allows an object creator to execute arbitrary code as the operating system user running the database, vi CVE-2026-116327.5Use after free in TabStrip in Google Chrome prior to 149.0.7827.103 allowed a remote attacker who convinced a user to engage in specific UI CVE-2026-1163208.8Use after free in PostgreSQL plperl allows an object creator to execute arbitrary code as the operating system user running the database, vi CVE-2026-1163214.3Improper null termination in PostgreSQL array element assignment allows a database user to disclose server memory, via changing the final by CVE-2026-1163225.3Improper locking in PostgreSQL startup processing allows an unauthenticated network client to trigger a server restart, via arranging for au CVE-2026-1163238.8Use after free in PostgreSQL pltcl allows an object creator to execute arbitrary code as the operating system user running the database, via CVE-2026-1163258.0SQL injection in PostgreSQL reindexdb allows an object creator to execute arbitrary SQL as the database user running reindexdb, via a crafte CVE-2026-1163268.8Uncaught exceptions in PostgreSQL plperl allow an object creator to cause use of a stale sigjmp_buf, via a tied Perl object, or a Perl objec CVE-2026-1163274.3Exposure of sensitive information in PostgreSQL security_barrier processing allows a database user to infer values hidden by a security_barr CVE-2026-1163288.8Integer wraparound in PostgreSQL generation memory contexts allows a database user to execute arbitrary code as the operating system user ru CVE-2026-1163298.8Type confusion in PostgreSQL statistics import allows a table maintainer to execute arbitrary code as the operating system user running the