{"dataType":"CVE_RECORD","cveMetadata":{"cveId":"CVE-2023-3550","assignerOrgId":"84fe0718-d6bb-4716-a7e8-81a6d1daa869","state":"PUBLISHED","assignerShortName":"Fluid Attacks","dateReserved":"2023-07-08T01:02:40.399Z","datePublished":"2023-09-25T15:20:27.351Z","dateUpdated":"2025-02-13T16:55:50.983Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","platforms":["MacOS"],"product":"MediaWiki","vendor":"MediaWiki","versions":[{"status":"affected","version":"1.40.0"}]}],"datePublic":"2023-10-11T17:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"<div><div>Mediawiki v1.40.0 does not validate namespaces used in XML files.</div><div>Therefore, if the instance administrator allows XML file uploads,</div><div>a remote attacker with a low-privileged user account can use this</div><div>exploit to become an administrator by sending a malicious link to</div><div>the instance administrator.</div></div>"}],"value":"Mediawiki v1.40.0 does not validate namespaces used in XML files.\n\nTherefore, if the instance administrator allows XML file uploads,\n\na remote attacker with a low-privileged user account can use this\n\nexploit to become an administrator by sending a malicious link to\n\nthe instance administrator."}],"impacts":[{"capecId":"CAPEC-592","descriptions":[{"lang":"en","value":"CAPEC-592 Stored XSS"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.3,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"84fe0718-d6bb-4716-a7e8-81a6d1daa869","shortName":"Fluid Attacks","dateUpdated":"2024-06-10T16:13:36.593Z"},"references":[{"url":"https://fluidattacks.com/advisories/blondie/"},{"url":"https://www.mediawiki.org/wiki/MediaWiki/"},{"url":"https://www.debian.org/security/2023/dsa-5520"},{"url":"https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/"}],"source":{"discovery":"EXTERNAL"},"title":"Stored XSS leads to privilege escalation in MediaWiki v1.40.0","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T07:01:56.435Z"},"title":"CVE Program Container","references":[{"url":"https://fluidattacks.com/advisories/blondie/","tags":["x_transferred"]},{"url":"https://www.mediawiki.org/wiki/MediaWiki/","tags":["x_transferred"]},{"url":"https://www.debian.org/security/2023/dsa-5520","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/11/msg00027.html","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FU2FGUXXK6TMV6R52VRECLC6XCSQQISY/","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-09-24T15:57:17.402370Z","id":"CVE-2023-3550","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-24T15:57:25.148Z"}}]},"dataVersion":"5.1"}