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CVE-2026-77615NVD
Description
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.
CVSS Base Metrics
CVSS v3 (3.1)
HIGH 8.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Weaknesses (CWE)
CWE-79 - CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected & Patched Versions
| Product | Affected Versions | Patched Version |
|---|---|---|
| opencast opencast | < 19.7, >= 20.0, < 20.2 | N/A |
| polimediaupv paella-player | < 2.12.11 | N/A |
References
- https://github.com/opencast/opencast/security/advisories/GHSA-m6c8-jcw2-5r25
- https://github.com/opencast/opencast/pull/7736
- https://github.com/opencast/opencast/commit/701682c635f668228c3e8fb7b4564b3294788e40
- https://github.com/polimediaupv/paella-core/commit/94a36490808ac5a1f60a0745d71ec9253f6d206b
- https://github.com/polimediaupv/paella-core/commit/9b2f14ec4cf55efaf4c045c77a5ed8f5ec559ab4
- https://github.com/polimediaupv/paella-player/commit/6fe4af7306044198c8e91e2e7f4128428b83cf03
- https://github.com/opencast/opencast/releases/tag/19.7
- https://github.com/opencast/opencast/releases/tag/20.2
- https://github.com/polimediaupv/paella-player/blob/a1b6c42467938a00a4b4d0b8c68435cd4f9d2a16/repos/paella-core/CHANGELOG.md?plain=1#L21