Semantic MediaWiki 3.0.0 before 7.3.1 contains an uncontrolled recursion vulnerability in LegacyParser::getSubqueryDescription() that processes nested query tokens before depth limits apply. Unauthenticated attackers can submit deeply nested query elements to the action=ask API to consume substantial CPU and memory, tying up request workers.
Advisories
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Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 27 Oct 2026 10:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Semantic MediaWiki 3.0.0 before 7.3.1 contains an uncontrolled recursion vulnerability in LegacyParser::getSubqueryDescription() that processes nested query tokens before depth limits apply. Unauthenticated attackers can submit deeply nested query elements to the action=ask API to consume substantial CPU and memory, tying up request workers. | |
| Title | Semantic MediaWiki 3.0.0 before 7.3.1 Uncontrolled Recursion via Special:Ask | |
| First Time appeared |
Semantic-mediawiki
Semantic-mediawiki semantic Mediawiki |
|
| Weaknesses | CWE-674 | |
| CPEs | cpe:2.3:a:semantic-mediawiki:semantic_mediawiki:*:*:*:*:*:mediawiki:*:* | |
| Vendors & Products |
Semantic-mediawiki
Semantic-mediawiki semantic Mediawiki |
|
| References |
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|
| Metrics |
cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-27T10:26:38.191Z
Reserved: 2026-10-27T01:00:42.500Z
Link: CVE-2026-116871
No data.
Status : Awaiting Analysis
Published: 2026-10-27T11:17:28.813
Modified: 2026-10-27T15:06:33.620
Link: CVE-2026-116871
No data.
OpenCVE Enrichment
Updated: 2026-10-27T11:45:13Z
Weaknesses