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Vulnerability · Published Apr 24, 2023 · Assigned by GitHub_M

CVE-2023-30626Jellyfin vulnerable to directory traversal and file write causing arbitrary code execution

High 8.8

In plain English

A high-severity path traversal in jellyfin from jellyfin. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 81% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)2.0%top 19.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
NuGetjellyfin.controller10.8.10GHSA-9p5f-5x8v-x65m

Affected products (as reported)

VendorProductVersions
jellyfin jellyfin >= 10.8.0, < 10.8.10

Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References