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)
EPSS: 0.020 (78.4th percentile) — read the EPSS interpretation.
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.
Affected products
- Jellyfin — versions >= 10.8.0, < 10.8.10
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Patch, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Exploit, x_refsource_MISC, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, 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.