opencast-CVE-2021-43821-env

opencast-CVE-2021-43821-env opencast CVE-2021-43821 sensitive information leak vulnerability environment Reproduction article: https://mp.weixin.qq.com/s/fjna3mHraPmEy1b1wnEYrQ...

The vulnerability of the etc/security/mh_default_org.xml scenario of the application for automatic capture, processing, management, and distribution of Opencast videos, allowing a intruder to gain unauthorized access to protected information.

The vulnerability in the script of etc/security/mhdefaultorg.xml of the application for automatic capture, processing, management, and distribution of Opencast videos is related to improper session management when processing the JSESSIONID parameter. Exploiting this vulnerability may allow an...

EUVD-2026-82473

Opencast: Stored XSS in Paella player via WebVTT/DFXP caption cue text...

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-2026-77614

Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to versions 19.7 and 20.2, the default security configuration in etc/security/mhdefaultorg.xml accepts a client-selected JSESSIONID from the ;jsessionid= URL path parameter and does no...

EUVD-2026-81625

Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to versions 19.7 and 20.2, the default security configuration in etc/security/mhdefaultorg.xml accepts a client-selected JSESSIONID from the ;jsessionid= URL path parameter and does no...

CVE-2026-77614

Opencast , an open-source platform for managing educational audio and video content, is vulnerable to session fixation prior to versions 19.7 and 20.2. The default security configuration in etc/security/mh_default_org.xml accepts a client-selected JSESSIONID from the ;jsessionid= URL path paramet...

CVE-2026-77614 Opencast: Session fixation in login enables account takeover via crafted link

Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to versions 19.7 and 20.2, the default security configuration in etc/security/mhdefaultorg.xml accepts a client-selected JSESSIONID from the ;jsessionid= URL path parameter and does no...

CVE-2026-77614 Opencast: Session fixation in login enables account takeover via crafted link

Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to versions 19.7 and 20.2, the default security configuration in etc/security/mhdefaultorg.xml accepts a client-selected JSESSIONID from the ;jsessionid= URL path parameter and does no...

CVE-2026-77614 Opencast: Session fixation in login enables account takeover via crafted link

Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to versions 19.7 and 20.2, the default security configuration in etc/security/mhdefaultorg.xml accepts a client-selected JSESSIONID from the ;jsessionid= URL path parameter and does no...

CVE-2026-77614: Session Fixation

Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to versions 19.7 and 20.2, the default security configuration in etc/security/mhdefaultorg.xml accepts a client-selected JSESSIONID from the ;jsessionid= URL path parameter and does no...

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...

PT-2026-95108

Name of the Vulnerable Software and Affected Versions Paella Player versions prior to 2.12.11 Opencast versions prior to 19.7 Opencast versions prior to 20.2 Description An issue exists where the player renders caption cue text into innerHTML without proper escaping. This allows a user with conte...

PT-2026-94348

Name of the Vulnerable Software and Affected Versions Opencast versions prior to 19.7 Opencast versions prior to 20.2 Description The default security configuration in etc/security/mh default org.xml accepts a client-selected session identifier from the ;jsessionid= URL path parameter and fails t...

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...

Opencast Information Disclosure Vulnerability (CNVD-2025-24789)

Opencast is a live video support software for large-scale automated video capture, management and distribution from the Opencast organization. A security vulnerability exists in Opencast versions prior to 17.8 and prior to 18.2, which can be exploited by attackers to cause accidental distribution...

Opencast Cross-Site Scripting Vulnerability

Opencast is a live video support software for large-scale automated video capture, management and distribution from the Opencast organization. Opencast suffers from a cross-site scripting vulnerability that stems from the application's lack of effective filtering and escaping of user-supplied dat...