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onyx --cves cve-2026-2005

CVE-2026-2005

HIGHPOCPostgreSQL
score
0.1
cvss
8.8
epss
1.4%
published
2026-02-12
kev added
—
first seen

PostgreSQL < 18.2, 17.8, 16.12, 15.16, and 14.21 contains a buffer overflow caused by improper heap handling in pgcrypto, letting ciphertext providers execute arbitrary code as the OS user running the database, exploit requires ciphertext provider privileges.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2026-02-12 — PublishedP2026-10-21 — Tracked by OnyxT2026-10-21 — Public PoCXscore2026-10-21: score 0.10.1epss2026-09-22: epss 1.3%2026-09-23: epss 1.3%2026-09-24: epss 1.3%2026-09-25: epss 1.3%2026-09-26: epss 1.3%2026-09-27: epss 1.3%2026-09-29: epss 1.3%2026-09-30: epss 1.3%2026-10-01: epss 1.3%2026-10-02: epss 1.4%2026-10-03: epss 1.4%2026-10-04: epss 1.4%2026-10-05: epss 1.4%2026-10-06: epss 1.4%2026-10-07: epss 1.4%2026-10-08: epss 1.4%2026-10-09: epss 1.4%2026-10-10: epss 1.4%2026-10-11: epss 1.4%2026-10-12: epss 1.4%2026-10-13: epss 1.4%2026-10-14: epss 1.4%2026-10-15: epss 1.4%2026-10-16: epss 1.4%2026-10-18: epss 1.4%2026-10-19: epss 1.4%2026-10-20: epss 1.4%2026-10-21: epss 1.4%1.4%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx
  3. Public PoC

Exploit availability

Public PoC flagged by vulnx; no direct exploit link among the citations.

Weaknesses

CWE-122 CWE-120

References 34

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