{"schema":"threatline.record/2","record":{"id":"CVE-2026-116877","aliases":["GHSA-vxrm-2g9f-2vqh"],"summary":"Semantic MediaWiki 2.5.0 before 7.3.1 Resource Exhaustion via #set_recurring_event","details":"Semantic MediaWiki from 2.5.0 before 7.3.1 contains an uncontrolled resource consumption vulnerability that allows low-privilege editors to bypass smwgMaxNumRecurringEvents by supplying a large limit parameter. Attackers can save pages using #set_recurring_event without an end date to generate thousands or millions of date subobjects, exhausting CPU, memory, and database resources.","categories":["Unclassified"],"product":"SemanticMediaWiki","vendor":"SemanticMediaWiki","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116877","source_modified_at":"2026-10-27T10:26:42.104Z","fetched_at":"2026-10-27T16:27:21.584480Z","product":"SemanticMediaWiki","vendor":"SemanticMediaWiki","versions":[{"version":"2.5.0","status":"affected","versionType":"semver","lessThan":"7.3.1"},{"version":"7.3.1","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116877","source_modified_at":"2026-10-27T10:26:42.104Z","fetched_at":"2026-10-27T16:27:21.584480Z","package":{"name":"SemanticMediaWiki","ecosystem":null},"version":"7.3.1","basis":"first unaffected version stated in the CVE record"}],"cvss":8.7,"severity":"High","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-27T10:23:30.296Z","modified_at":"2026-10-27T10:26:42.104Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116877","fetched_at":"2026-10-27T16:27:21.584480Z","source_modified_at":"2026-10-27T10:26:42.104Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-vxrm-2g9f-2vqh","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://github.com/SemanticMediaWiki/SemanticMediaWiki/commit/215599f0fc03274fd4cee9ba0f7162f5a38c031b","tags":["patch"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/semantic-mediawiki-2.5.0-before-7.3.1-resource-exhaustion-via-set-recurring-event","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-27T10:26:42.104Z","content_hash":"7bfeb45b03ca19c98066eaeb8cf0ec13c094a189167cb58ea44185bf75660ebb"}}