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PostgreSQL β€” Security Intelligence & Vulnerability Profile


ParameterTechnical Specification
Official NamePostgreSQL
Vendor / Projectpostgresql
Canonical IDpostgresql:postgresql
Versioning Schemesemver
CPE Identifierscpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*
Overall PostureHIGH
Recommended Safe Release18.4

Documented CVEs

9 vulnerabilities cataloged in the Hermes intelligence repository.

CISA KEV Entries

0 flaws with confirmed active in-the-wild exploitation.

Weaponized Exploits

9 vulnerabilities with publicly available PoCs or weaponized exploit tooling.

Remediation Target

Recommended upgrade to 18.4 to neutralize known flaws.


Progression of Hermes Threat Score (HTS) posture and maximum EPSS probability over the last 30 days:

Current HTS Score

0 / 100

= Stable over 30d

Max EPSS (Exploitation)

90.0 %

= Stable over 30d

CISA KEV Activity

0

No active KEV

HTS Trend Curve (D-30 β†’ Today)2026-08-12 β†’ 2026-09-10
2026-09-10: CVE: CVE-2026-6638

3. Vulnerability History & Version Applicability Matrix

Section titled β€œ3. Vulnerability History & Version Applicability Matrix”
CVECVSS ScoreEPSS ProbabilityCISA KEVAffected VersionsFixed InHermes Analysis
CVE-2026-20068.8 (HIGH)1.1%No< v18.218.2Analysis β†’
CVE-2026-64738.8 (HIGH)1.0%No< v18.218.2Analysis β†’
CVE-2024-109798.8 (HIGH)4.4%No< v12.22, < v13.18, < v14.15, < v15.10, < v16.6, < v17.112.22, 13.18, 14.15, 15.10, 16.6, 17.1-
CVE-2024-109788.8 (HIGH)0.7%No< v12.22, < v13.18, < v14.15, < v15.10, < v16.6, < v17.112.22, 13.18, 14.15, 15.10, 16.6, 17.1-
CVE-2026-20078.2 (HIGH)0.5%No< v18.218.2Analysis β†’
CVE-2025-10948.1 (HIGH)90.0%No< v13.19, < v14.16, < v15.11, < v16.7, < v17.213.19, 14.16, 15.11, 16.7, 17.2-
CVE-2026-64767.2 (HIGH)0.3%No< v18.418.4Analysis β†’
CVE-2024-109776.5 (MEDIUM)0.4%No< v12.22, < v13.18, < v14.15, < v15.10, < v16.6, < v17.112.22, 13.18, 14.15, 15.10, 16.6, 17.1-
CVE-2026-66383.7 (LOW)0.2%No< v18.418.4Analysis β†’

Are you operating PostgreSQL in your infrastructure? Inspect your running build to evaluate applicability, confidence score, and security deltas: