Path Traversal in Jellyfin
CVE-2023-30626
Jellyfin is a free-software media system. Versions starting with 10.8.0 and prior to 10.8.10 and prior have a directory traversal vulnerability inside the `ClientLogController`, specifically `/ClientLog/Document`. When combined with a cross-site scripting vulnerability (CVE-2023-30627), this can result in file write and arbitrary code execution. Version 10.8.10 has a patch for this issue. There are no known workarounds.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.020 (79.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Jellyfin — versions >= 10.8.0, < 10.8.10
Weakness classification (CWE)
References
- github.com/jellyfin/jellyfin/security/advisories/GHSA-9p5f-5x8v-x65m (Exploit, Patch, Vendor Advisory)
- github.com/jellyfin/jellyfin-web/security/advisories/GHSA-89hp-h43h-r5pq (Vendor Advisory)
- github.com/jellyfin/jellyfin/pull/5918 (Patch, Vendor Advisory)
- github.com/jellyfin/jellyfin/commit/82ad2633fdfb1c37a158057c7935f83e1129eda7 (Patch)
- github.com/jellyfin/jellyfin/blob/22d880662283980dec994cd7d35fe269613bfce3/Jell… (Exploit, Vendor Advisory)
- github.com/jellyfin/jellyfin/releases/tag/v10.8.10 (Release Notes)
Frequently asked questions
- What is CVE-2023-30626?
- CVE-2023-30626 is a high-severity vulnerability in Jellyfin, classified under Path Traversal. CVSS score: 8.8/10. Published 2023-04-24.
- How severe is CVE-2023-30626?
- High severity. CVSS v3 base score is 8.8 out of 10.