CVE-2026-103584

LOWCVSS 1.1/10

Last modified

CVE-2026-103584 is a low-severity vulnerability rated 1.1/10 on the CVSS scale. Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki CommonsMetadata extension allows Cross-Site Scripting (XSS). This issue affects MediaWiki CommonsMetadata extension: 1.46, 1.45, and 1.43..

Description

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki CommonsMetadata extension allows Cross-Site Scripting (XSS). This issue affects MediaWiki CommonsMetadata extension: 1.46, 1.45, and 1.43.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
The Wikimedia FoundationMediaWiki CommonsMetadata extension1.46; 1.45; 1.43

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-103584?
Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki CommonsMetadata extension allows Cross-Site Scripting (XSS). This issue affects MediaWiki CommonsMetadata extension: 1.46, 1.45, and 1.43.
How severe is CVE-2026-103584?
CVE-2026-103584 has a CVSS score of 1.1/10 (LOW severity).
How do I fix CVE-2026-103584?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST