Tautulli is a Python based monitoring and tracking tool for Plex Media Server. Prior to 2.17.2, the /search endpoint inserts its user-controlled query parameter into a JavaScript string in data/interfaces/default/search.html using manual escaping that handles quotes and slashes but not backslashes. A backslash-quote sequence can terminate the string, so an unauthenticated attacker can send a crafted link that executes script in the Tautulli web context when an authenticated user follows it. This issue is fixed in version 2.17.2.
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Fixes

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History

Mon, 21 Sep 2026 21:45:00 +0000

Type Values Removed Values Added
First Time appeared Tautulli
Tautulli tautulli
Vendors & Products Tautulli
Tautulli tautulli

Mon, 21 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
Description Tautulli is a Python based monitoring and tracking tool for Plex Media Server. Prior to 2.17.2, the /search endpoint inserts its user-controlled query parameter into a JavaScript string in data/interfaces/default/search.html using manual escaping that handles quotes and slashes but not backslashes. A backslash-quote sequence can terminate the string, so an unauthenticated attacker can send a crafted link that executes script in the Tautulli web context when an authenticated user follows it. This issue is fixed in version 2.17.2.
Title Tautulli: Reflected XSS in `/search` endpoint
Weaknesses CWE-79
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-09-21T19:14:51.584Z

Reserved: 2026-05-12T00:51:29.087Z

Link: CVE-2026-45381

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-09-21T20:17:25.263

Modified: 2026-09-21T20:17:25.413

Link: CVE-2026-45381

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-21T21:30:11Z

Weaknesses