SemanticMediaWiki from 3.0.0 before 7.3.1 contains a reflected cross-site scripting vulnerability in Special:Ask, which outputs separator parameters (sep, propsep, valuesep, delim, separator) without HTML escaping in list, category, DSV, and CSV result printers. Unauthenticated attackers can send victims crafted Special:Ask links using request_type=raw or request_type=special_page to execute JavaScript in the wiki's origin, stealing sessions or CSRF tokens.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 27 Oct 2026 10:45:00 +0000

Type Values Removed Values Added
Description SemanticMediaWiki from 3.0.0 before 7.3.1 contains a reflected cross-site scripting vulnerability in Special:Ask, which outputs separator parameters (sep, propsep, valuesep, delim, separator) without HTML escaping in list, category, DSV, and CSV result printers. Unauthenticated attackers can send victims crafted Special:Ask links using request_type=raw or request_type=special_page to execute JavaScript in the wiki's origin, stealing sessions or CSRF tokens.
Title SemanticMediaWiki 3.0.0 before 7.3.1 Reflected XSS via Special:Ask Separator Parameters
First Time appeared Semantic-mediawiki
Semantic-mediawiki semantic Mediawiki
Weaknesses CWE-79
CPEs cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:*:*:*:*:*:mediawiki:*:*
Vendors & Products Semantic-mediawiki
Semantic-mediawiki semantic Mediawiki
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-27T10:26:40.799Z

Reserved: 2026-10-27T01:00:42.500Z

Link: CVE-2026-116875

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-27T11:17:29.407

Modified: 2026-10-27T11:17:29.407

Link: CVE-2026-116875

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-27T12:00:08Z

Weaknesses