15 matches found
Cross-site Scripting (XSS)
Paella Player is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to improper sanitization of closed-caption cue text, which allows an attacker to inject malicious script content through captions and execute it in a victim's browser...
EUVD-2026-82473
Opencast: Stored XSS in Paella player via WebVTT/DFXP caption cue text...
Opencast: Stored XSS in Paella player via WebVTT/DFXP caption cue text
Summary The Opencast Paella player renders caption cue text into innerHTML without escaping. The captions canvas clears captionsContainer.innerHTML and then appends each active cue with captionsContainer.innerHTML += cue, so HTML inside a WebVTT or DFXP cue becomes live DOM and executes in the...
GHSA-M6C8-JCW2-5R25 Opencast: Stored XSS in Paella player via WebVTT/DFXP caption cue text
Summary The Opencast Paella player renders caption cue text into innerHTML without escaping. The captions canvas clears captionsContainer.innerHTML and then appends each active cue with captionsContainer.innerHTML += cue, so HTML inside a WebVTT or DFXP cue becomes live DOM and executes in the...
CVE-2026-77615
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...
CVE-2026-77615 Paella Player: Stored XSS via caption cue text
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...
CVE-2026-77615 Paella Player: Stored XSS via caption cue text
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...
CVE-2026-77615
Paella Player , a set of libraries for building multi-stream video players, contains a stored XSS vulnerability via closed captions cue text . The flaw is exploitable when a user views maliciously crafted caption data, with an impact spanning confidentiality and integrity in a changed scope (CVSS...
CVE-2026-77615 Paella Player: Stored XSS via caption cue text
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...
CVE-2026-77615: Improper Neutralization of Input During Web Page Generation
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...
Cross-site Scripting (XSS)
org.opencastproject:opencast-common is vulnerable to Cross-site Scripting XSS. The vulnerability is due to unfiltered rendering of user-supplied metadata in the paella player, which allows an attacker with write access to inject malicious HTML or JavaScript that executes in viewers’ browsers...
CVE-2025-61788
Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to Opencast 17.8 and 18.2, the paella would include and render some user inputs metadata like title, description, etc. unfiltered and unmodified. The vulnerability allows attackers to...
Opencast's Paella Player 7 is vulnerable to Cross-Site Scripting
Prior to Opencast 17.8 and 18.2 the paella would include and render some user inputs metadata like title, description, etc. unfiltered and unmodified. Impact The vulnerability allows attackers to inject and malicious HTML and JavaScript in the player, which would then be executed in the browsers ...
GHSA-M2VG-RMQ6-P62R Opencast's Paella Player 7 is vulnerable to Cross-Site Scripting
Prior to Opencast 17.8 and 18.2 the paella would include and render some user inputs metadata like title, description, etc. unfiltered and unmodified. Impact The vulnerability allows attackers to inject and malicious HTML and JavaScript in the player, which would then be executed in the browsers ...
