Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2026-58025 Details

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.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://phabricator.wikimedia.org/T422244 wikimedia-foundationPermissions Required

Weakness Enumeration

CWE-IDCWE NameSource
CWE-502Deserialization of Untrusted Datawikimedia-foundation
CWE-94Improper Control of Generation of Code ('Code Injection')wikimedia-foundation

Affected Products

ProductVersions
mediawiki mediawiki
>= 1.43.0, < 1.43.9
>= 1.44.0, < 1.44.6
>= 1.45.0, < 1.45.4
1.46.0 rc0

CPE

  • cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
  • cpe:2.3:a:mediawiki:mediawiki:1.46.0:rc0:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-58025
NVD Published Date:
Jul 1, 2026
NVD Last Modified:
Jul 9, 2026
Source:
wikimedia-foundation
CVE-2026-58025 Details - Not Deferred