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CVE-2025-61682

Semantic MediaWiki vulnerable to stored XSS through wikitext via improper use of non-reserved data attributes

CVSS 3.1 8.6 HIGHCheck source for fixed versionsKEV status unknown
Original advisory

cve-program · CVE-2025-61682

Published

Semantic MediaWiki is a free, open-source extension to MediaWiki that lets users store and query data within the wiki's pages. Versions starting in 3.1.0 and prior to 7.0.0 insert the unsanitized value of a data attribute into the DOM as HTML, allowing for stored XSS through wikitext. Version 7.0.0 patches the issue.

Read the publisher's advisory

Affected versions, risk and source history

Exploitation and risk

Source status

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cve-program · CVE-2025-61682

Published

Semantic MediaWiki vulnerable to stored XSS through wikitext via improper use of non-reserved data attributes

Semantic MediaWiki is a free, open-source extension to MediaWiki that lets users store and query data within the wiki's pages. Versions starting in 3.1.0 and prior to 7.0.0 insert the unsanitized value of a data attribute into the DOM as HTML, allowing for stored XSS through wikitext. Version 7.0.0 patches the issue.

Source published
18 Sep 2026 16:09:06 UTC
Source modified
18 Sep 2026 17:23:49 UTC
Saved here
23 Oct 2026 15:48:27 UTC
Source terms
CVE Program Terms of Use

Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 3.1 · 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

ChangeIntel

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Sources read 13 Nov 04:05 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current

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