{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-77615","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-08-20T20:52:01.926Z","datePublished":"2026-09-17T20:51:26.147Z","dateUpdated":"2026-09-18T13:10:43.631Z"},"containers":{"cna":{"title":"Paella Player: Stored XSS via caption cue text","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":8.7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/opencast/opencast/security/advisories/GHSA-m6c8-jcw2-5r25","tags":["x_refsource_CONFIRM"],"url":"https://github.com/opencast/opencast/security/advisories/GHSA-m6c8-jcw2-5r25"},{"name":"https://github.com/opencast/opencast/pull/7736","tags":["x_refsource_MISC"],"url":"https://github.com/opencast/opencast/pull/7736"},{"name":"https://github.com/opencast/opencast/commit/701682c635f668228c3e8fb7b4564b3294788e40","tags":["x_refsource_MISC"],"url":"https://github.com/opencast/opencast/commit/701682c635f668228c3e8fb7b4564b3294788e40"},{"name":"https://github.com/polimediaupv/paella-core/commit/94a36490808ac5a1f60a0745d71ec9253f6d206b","tags":["x_refsource_MISC"],"url":"https://github.com/polimediaupv/paella-core/commit/94a36490808ac5a1f60a0745d71ec9253f6d206b"},{"name":"https://github.com/polimediaupv/paella-core/commit/9b2f14ec4cf55efaf4c045c77a5ed8f5ec559ab4","tags":["x_refsource_MISC"],"url":"https://github.com/polimediaupv/paella-core/commit/9b2f14ec4cf55efaf4c045c77a5ed8f5ec559ab4"},{"name":"https://github.com/polimediaupv/paella-player/commit/6fe4af7306044198c8e91e2e7f4128428b83cf03","tags":["x_refsource_MISC"],"url":"https://github.com/polimediaupv/paella-player/commit/6fe4af7306044198c8e91e2e7f4128428b83cf03"},{"name":"https://github.com/opencast/opencast/releases/tag/19.7","tags":["x_refsource_MISC"],"url":"https://github.com/opencast/opencast/releases/tag/19.7"},{"name":"https://github.com/opencast/opencast/releases/tag/20.2","tags":["x_refsource_MISC"],"url":"https://github.com/opencast/opencast/releases/tag/20.2"},{"name":"https://github.com/polimediaupv/paella-player/blob/a1b6c42467938a00a4b4d0b8c68435cd4f9d2a16/repos/paella-core/CHANGELOG.md?plain=1#L21","tags":["x_refsource_MISC"],"url":"https://github.com/polimediaupv/paella-player/blob/a1b6c42467938a00a4b4d0b8c68435cd4f9d2a16/repos/paella-core/CHANGELOG.md?plain=1#L21"}],"affected":[{"vendor":"opencast","product":"opencast","versions":[{"version":"< 19.7","status":"affected"},{"version":">= 20.0, < 20.2","status":"affected"}]},{"vendor":"polimediaupv","product":"paella-player","versions":[{"version":"< 2.12.11","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-09-18T13:10:43.631Z"},"descriptions":[{"lang":"en","value":"Paella Player is a set of libraries to create a multi stream video player. Prior to Paella Player 2.12.11 (as used in Opencast prior to 19.7 and 20.2), there is a potential XSS attack though closed captions cue text. This vulnerability is fixed in 2.12.11."}],"source":{"advisory":"GHSA-m6c8-jcw2-5r25","discovery":"UNKNOWN"}}}}