Limited Authentication Bypass for Media Files in Opencast
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-287.
Summary
Opencast is a free and open source solution for automated video capture and distribution at scale. Prior to Opencast 10.14 and 11.7, users could pass along URLs for files belonging to organizations other than the user's own, which Opencast would then import into the current organization, bypassing organizational barriers. Attackers must have full access to Opencast's ingest REST interface, and also know internal links to resources in another organization of the same Opencast cluster. Users who do not run a multi-tenant cluster are not affected by this issue. This issue is fixed in Opencast 10.14 and 11.7.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| opencast | opencast | before 10.14; 11.0 to before 11.7 | 10.14, 11.7 | Patch available | CNA |
| — | org.opencastproject:opencast-ingest-service-impl (Maven) | before 10.14 | 10.14 | Patch available | GHSA-qm6v-cg9v-53j3 |
| — | org.opencastproject:opencast-ingest-service-impl (Maven) | 11.0 to before 11.7 | 11.7 | Patch available | GHSA-qm6v-cg9v-53j3 |
- opencast Vendoropencast Affected before 10.14; 11.0 to before 11.7 Fixed in 10.14, 11.7 Patch available CNA
- org.opencastproject:opencast-ingest-service-impl (Maven) Vendor— Affected before 10.14 Fixed in 10.14 Patch available GHSA-qm6v-cg9v-53j3
- org.opencastproject:opencast-ingest-service-impl (Maven) Vendor— Affected 11.0 to before 11.7 Fixed in 11.7 Patch available GHSA-qm6v-cg9v-53j3
Remediation
- Fix · CNA opencast (opencast) Fixed in 10.14, 11.7
- Fix · GHSA-qm6v-cg9v-53j3 org.opencastproject:opencast-ingest-service-impl (Maven) Fixed in 10.14 Advisory →
- Fix · GHSA-qm6v-cg9v-53j3 org.opencastproject:opencast-ingest-service-impl (Maven) Fixed in 11.7 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2022-29237
- 2026-10-03 Alias added: GHSA-qm6v-cg9v-53j3
References
More opencast vulnerabilities
- TI-2026-54099 Paella Player: Stored XSS via caption cue text CVSS 3.1HIGH 8.7
- TI-2026-54098 Opencast: Session fixation in login enables account takeover via crafted link CVSS 3.1HIGH 8.8
- TI-2021-19627 Files Accessible to External Parties in Opencast CVSS 3.1CRITICAL 9.9
- TI-2025-38256 Opencast's editor accidentally publishes videos/overwrites publications #1626 CVSS 4.0LOW 2.3
- TI-2020-04262 Authentication Bypass For Endpoints With Anonymous Access in OpenCast CVSS 3.1CRITICAL 10.0
- TI-2017-14534 Opencast 2.3.2 and older versions are vulnerable to script injections through media and… CVSS 3.0HIGH 8.8
Sources
- CVE-2022-29237 · CVE Program
- CVE-2022-29237 · NVD
- FIRST EPSS
- GHSA-qm6v-cg9v-53j3 · GitHub Advisory Database · CC BY 4.0
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