CVE-2026-6474

MediumCVSS 4.3/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-134

Affected software

No affected versions have been published.

Timeline

Published
May 14, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2026

CVE-2026-647409.3A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in iOS 18.7.10 and iPadOCVE-2026-647415.5A permissions issue was addressed with additional restrictions. This issue is fixed in iOS 26.6 and iPadOS 26.6, tvOS 26.6, visionOS 26.6, wCVE-2026-647426.5This issue was addressed by using HTTPS when sending information over the network. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOCVE-2026-647436.5An authorization issue was addressed with improved state management. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPaCVE-2026-647445.5An information leakage was addressed with additional validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8CVE-2026-647452.4This issue was addressed with additional restrictions on the lock screen. This issue is fixed in macOS Sequoia 15.7.8, macOS Tahoe 26.6. A pCVE-2026-647469.8An authorization issue was addressed with improved validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26CVE-2026-647477.8A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26CVE-2026-647497.8The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOCVE-2026-64758.8Symlink following in PostgreSQL pg_basebackup plain format and in pg_rewind allows an origin superuser to overwrite local files, e.g. /var/lCVE-2026-647519.8A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOCVE-2026-647527.3A memory corruption issue was addressed by removing the vulnerable code. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27,
CVE-2026-6474: Medium severity, CVSS 4.3 | Vulnix