{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-55200","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2025-08-08T21:55:07.965Z","datePublished":"2025-10-09T18:51:57.884Z","dateUpdated":"2025-10-09T19:08:17.415Z"},"containers":{"cna":{"title":"BigBlueButton vulnerable to Stored XSS via name of user at Shared Notes","problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-9jv9-cjrm-grj2","tags":["x_refsource_CONFIRM"],"url":"https://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-9jv9-cjrm-grj2"},{"name":"https://github.com/bigbluebutton/bbb-pads/pull/67","tags":["x_refsource_MISC"],"url":"https://github.com/bigbluebutton/bbb-pads/pull/67"},{"name":"https://github.com/bigbluebutton/bigbluebutton/pull/23693","tags":["x_refsource_MISC"],"url":"https://github.com/bigbluebutton/bigbluebutton/pull/23693"},{"name":"https://github.com/bigbluebutton/bbb-pads/releases/tag/v1.5.4","tags":["x_refsource_MISC"],"url":"https://github.com/bigbluebutton/bbb-pads/releases/tag/v1.5.4"}],"affected":[{"vendor":"bigbluebutton","product":"bigbluebutton","versions":[{"version":"< 3.0.13","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2025-10-09T18:51:57.884Z"},"descriptions":[{"lang":"en","value":"BigBlueButton is an open-source virtual classroom. In versions prior to 3.0.13, the \"Shared Notes\" feature contains a Stored Cross-Site Scripting (XSS) vulnerability with the input location being the \"Username\" field and the output location on the \"Shared Notes\" page, when a user with a malicious username is editing content. This vulnerability allows a low-privileged user to execute arbitrary JavaScript in the context of higher-privileged users (e.g., Admins) who open the Shared Notes page. Version 3.0.13 fixes the issue."}],"source":{"advisory":"GHSA-9jv9-cjrm-grj2","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-09T19:08:12.867816Z","id":"CVE-2025-55200","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-09T19:08:17.415Z"}}]}}