CVE-2026-116890

Semantic MediaWiki from 3.0.0 before 7.3.0 contains a missing authorization vulnerability in the api.php smwtask module that allows unauthenticated attackers to run admin-only maintenance tasks. Attackers can use the public anonymous CSRF token to read internal store statistics, enqueue jobs like smw.entityIdDisposer, and execute queued jobs, degrading performance and altering semantic data.

CVSS v3 7.3 HIGH

7.3^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-jr78-w6w5-m8f8
https://www.vulncheck.com/advisories/semantic-mediawiki-3.0.0-before-7.3.0-missing-authorization-via-smwtask-api

Configurations

No configuration.

History

27 Oct 2026, 11:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-27 11:17

Updated : 2026-10-27 15:06

NVD link : CVE-2026-116890

Mitre link : CVE-2026-116890

CVE.ORG link : CVE-2026-116890

JSON object : View

Products Affected

No product.

CWE

CWE-862

Missing Authorization

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