CVE-2026-6474NVD

Vulnerability Summary

Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. Versions before PostgreSQL 18.4, 17.10, 16.14, 15.18, and 14.23 are affected.

Severity Level

MEDIUM(4.3)

Published Date

May 14, 2026

Last Modified

May 18, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.21%Probability

Root Weakness (CWE)

CWE-134: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v3.1 Base Metrics

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

ConfidentialityLow

IntegrityNone

AvailabilityNone

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