CVE-2022-35909 — In Jellyfin before 10

In Jellyfin before 10.8, the /users endpoint has incorrect access control for admin functionality.

01What is this vulnerability?

In Jellyfin before 10.8, the /users endpoint has incorrect access control for admin functionality.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

08Timeline

• Published: 2022-08-19T11:52:55.000Z
• Last modified: 2024-08-03T09:44:22.196Z

09References

• docs.google.com — https://docs.google.com/document/d/1cBXQrokCvWxKET4BKi3ZLtVp5gst6-MrGPgMKpfXw8Y/…
• github.com — https://github.com/jellyfin/jellyfin/pull/7569/files
• medium.com — https://medium.com/stolabs/cve-2022-35909-cve-2022-35910-incorrect-access-contro…