CVE-2026-58031

MediumCVSS 5.4/10Last modified Oct 25, 2026

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki.

This vulnerability is associated with program files resources/src/mediawiki.Special.Apisandbox/ApiSandboxLayout.Js.

This issue affects MediaWiki: from 1.46.0-rc.0 before 1.46.0.

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

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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CVE-2026-58031: Medium severity, CVSS 5.4 | Vulnix