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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "6A7D7611-D088-4AF6-8CE0-EACBE4FF4492", "versionEndExcluding": "1.39.6", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "3EF19DE5-1D79-4001-ABA1-D648AD6610D6", "versionEndExcluding": "1.40.2", "versionStartIncluding": "1.40.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "314B0F2D-27BD-486B-B528-FD8A7AAE53E6", "versionEndExcluding": "1.41.1", "versionStartIncluding": "1.41.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*", "matchCriteriaId": "CA277A6C-83EC-4536-9125-97B84C4FAF59", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in WikibaseLexeme in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. Loading Special:MergeLexemes will (attempt to) make an edit that merges the from-id to the to-id, even if the request was not a POST request, and even if it does not contain an edit token."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en WikibaseLexeme en MediaWiki antes de 1.39.6, 1.40.x antes de 1.40.2 y 1.41.x antes de 1.41.1. Cargando especial: MergeLexemes (intentar\u00e1) realizar una edici\u00f3n que combine el ID de origen con el ID de destino, incluso si la solicitud no fue una solicitud POST, e incluso si no contiene un token de edici\u00f3n."}], "id": "CVE-2024-34502", "lastModified": "2025-11-04T18:16:22.413", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2024-05-05T19:15:07.197", "references": [{"source": "cve@mitre.org", "tags": ["Patch", "Vendor Advisory"], "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/WikibaseLexeme/+/1013359"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://phabricator.wikimedia.org/T357101"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/WikibaseLexeme/+/1013359"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://phabricator.wikimedia.org/T357101"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-352"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "mediawiki: MergeLexemes makes edits on GET requests without edit tokens", "id": "2279237", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2279237"}, "csaw": false, "details": ["An issue was discovered in WikibaseLexeme in MediaWiki before 1.39.6, 1.40.x before 1.40.2, and 1.41.x before 1.41.1. Loading Special:MergeLexemes will (attempt to) make an edit that merges the from-id to the to-id, even if the request was not a POST request, and even if it does not contain an edit token."], "name": "CVE-2024-34502", "package_state": [{"cpe": "cpe:/a:redhat:openshift:3.11", "fix_state": "Out of support scope", "package_name": "mediawiki", "product_name": "Red Hat OpenShift Container Platform 3.11"}], "public_date": "2024-05-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-34502\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-34502"], "threat_severity": "Moderate"}

{}