CVE-2026-58025

CriticalCVSS 9.8/10Last modified Oct 25, 2026

Description

Deserialization of untrusted data vulnerability in Wikimedia Foundation MediaWiki.

This vulnerability is associated with program files includes/Import/WikiImporter.Php, includes/Import/WikiRevision.Php, includes/Logging/LogEntryBase.Php.

This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-94 CWE-502

Affected software

No affected versions have been published.

Timeline

Published: Jul 1, 2026
Last modified: Oct 25, 2026
NVD status: Analyzed

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