CVE-2023-30627

Name: CVE-2023-30627
Creator: NVD / NIST
Published: 2023-04-24T21:15:09.76+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 1.28%

Last modified Jun 17, 2026

CVE-2023-30627 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. jellyfin-web is the web client for Jellyfin, a free-software media system. Starting in version 10.1.0 and prior to version 10.8.10, a stored cross-site scripting vulnerability in device.js can be used to make arbitrary calls to the `REST` endpoints with admin privileges. EPSS estimates a 1.28% chance of exploitation in the next 30 days.

Description

jellyfin-web is the web client for Jellyfin, a free-software media system. Starting in version 10.1.0 and prior to version 10.8.10, a stored cross-site scripting vulnerability in device.js can be used to make arbitrary calls to the `REST` endpoints with admin privileges. When combined with CVE-2023-30626, this results in remote code execution on the Jellyfin instance in the context of the user who's running it. This issue is patched in version 10.8.10. There are no known workarounds.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

1.28%

66.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Jellyfin	Jellyfin	>= 10.1.0, < 10.8.10

References

https://github.com/jellyfin/jellyfin-web/commit/b88a5951e1a517ff4c820e693d9c0da981cf68eePatch
https://github.com/jellyfin/jellyfin-web/releases/tag/v10.8.10Release Notes
https://github.com/jellyfin/jellyfin-web/security/advisories/GHSA-89hp-h43h-r5pqVendor Advisory
https://github.com/jellyfin/jellyfin/security/advisories/GHSA-9p5f-5x8v-x65mExploit, Patch, Vendor Advisory
https://github.com/jellyfin/jellyfin-web/commit/b88a5951e1a517ff4c820e693d9c0da981cf68eePatch
https://github.com/jellyfin/jellyfin-web/releases/tag/v10.8.10Release Notes
https://github.com/jellyfin/jellyfin-web/security/advisories/GHSA-89hp-h43h-r5pqVendor Advisory
https://github.com/jellyfin/jellyfin/security/advisories/GHSA-9p5f-5x8v-x65mExploit, Patch, Vendor Advisory

Timeline

Published: Apr 24, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-30627?

How severe is CVE-2023-30627?

CVE-2023-30627 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.

How do I fix CVE-2023-30627?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-30627?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST