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CVE-2025-61682— Semantic MediaWiki vulnerable to stored XSS through wikitext via improper use of non-reserved data attributes

Quick assessment

Affected
SemanticMediaWiki SemanticMediaWiki
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 sto

CVSS 8.6 · High
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I. Basic Information for CVE-2025-61682

Vulnerability Information

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Vulnerability Title
Semantic MediaWiki vulnerable to stored XSS through wikitext via improper use of non-reserved data attributes
Source: CVE Program / CVE List V5
Vulnerability Description
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: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
SemanticMediaWiki SemanticMediaWiki >= 3.1.0, < 7.0.0 -

II. Public POCs for CVE-2025-61682

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III. Intelligence Information for CVE-2025-61682

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Vendor Pages for CVE-2025-61682 (1)

Other References for CVE-2025-61682 (1)

Same Patch Batch · SemanticMediaWiki · 2026-09-18 · 7 CVEs total

CVE-2026-77606 6.1 MEDIUM Semantic MediaWiki has reflected XSS in Special:Ask plain table headers
CVE-2026-77609 6.1 MEDIUM Semantic MediaWiki has an open redirect in Special:URIResolver
CVE-2026-77607 6.1 MEDIUM Semantic MediaWiki affected by Special:Ask table `sep` parameter reflected XSS
CVE-2026-77608 6.1 MEDIUM Semantic MediaWiki has reflected XSS in `Special:SearchByProperty` (`property` and `value`
CVE-2026-77616 6.1 MEDIUM Semantic MediaWiki affected by reflected XSS in `Special:Ask` via a forged cursor paginati
CVE-2026-77610 6.1 MEDIUM Semantic MediaWiki has a query debug output XSS (`DebugFormatter`)

IV. Related Vulnerabilities

Same product: SemanticMediaWiki
Same vendor: SemanticMediaWiki
Same weakness: CWE-79

V. Comments for CVE-2025-61682

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