CVE-2023-30626
High
Description
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.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Jellyfin
PublishedApr 24, 2023
First seenApr 24, 2023
Weakness typeCWE-22Path traversal
How to fix
Update
- jellyfin jellyfin10.8.10 or later
- Jellyfin.Controller10.8.10 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| jellyfin jellyfin | 10.8.0 ≤ v < 10.8.10 | 10.8.10 |
| Jellyfin.ControllerNuGet | 10.8.0 ≤ v < 10.8.10 | 10.8.10 |
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