CVE-2026-58025 MEDIUM

CVE-2026-58025: Remote Code Execution via Unsafe Deserialization in LogItem Import

Vendor Wikimedia Foundation
Product MediaWiki
Weakness CWE-502 · Unsafe deserialization
Published July 1, 2026
Last update July 1, 2026
View on NVD All CVEs

CVSS base score

5.9/10
Attack vector Network
Attack complexity High
Privileges required High
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:L

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

July 1, 2026 CVE published