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Vulnerability record · CVE-2026-31831 · published 30 March 2026

CVE-2026-31831: Tautulli relative path traversal vulnerability

Tautulli · Tautulli

Tautulli is a Python based monitoring and tracking tool for Plex Media Server. Prior to version 2.17.0, the /newsletter/image/images API endpoint is vulnerable to path traversal, allowing unauthenticated attackers to read arbitrary files from the application server's filesystem. This issue has been patched in version 2.17.0.

8.7 CVSS 4.0 High EPSS 1.9% · top 21.5% CWE-23 · Relative path traversal
8.7CVSS 4.0 base score
1.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Tautulli is a Python based monitoring and tracking tool for Plex Media Server. Prior to version 2.17.0, the /newsletter/image/images API endpoint is vulnerable to path traversal, allowing unauthenticated attackers to read arbitrary files from the application server's filesystem. This issue has been patched in version 2.17.0.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Tautulli/Tautulli/releases/tag/v2.17.0 Release Notes
https://github.com/Tautulli/Tautulli/security/advisories/GHSA-xp55-2pf4-fv8m ExploitVendor Advisory
https://github.com/Tautulli/Tautulli/security/advisories/GHSA-xp55-2pf4-fv8m ExploitVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2026-28505Tautulli code injection vulnerabilityTautulli is a Python based monitoring and tracking tool for Plex Media Server. Prior to version 2.17.0, the str_eval() function in notification_handl…EPSS 0.55%7.5CVE-2025-58760Tautulli relative path traversal vulnerabilityTautulli is a Python based monitoring and tracking tool for Plex Media Server. The `/image` API endpoint in Tautulli v2.15.3 and earlier is vulnerabl…EPSS 0.64%7.5CVE-2025-58761Tautulli vulnerabilityTautulli is a Python based monitoring and tracking tool for Plex Media Server. The `real_pms_image_proxy` endpoint in Tautulli v2.15.3 and prior is v…EPSS 0.68%7.4CVE-2026-32275Tautulli cross-site scripting vulnerabilityTautulli is a Python based monitoring and tracking tool for Plex Media Server. From version 1.3.10 to before version 2.17.0, an unsanitized JSONP cal…EPSS 0.42%7.2CVE-2025-58763Tautulli os command injection vulnerabilityTautulli is a Python based monitoring and tracking tool for Plex Media Server. A command injection vulnerability in Tautulli v2.15.3 and prior allows…EPSS 1.7%7.2CVE-2025-58762Tautulli vulnerabilityTautulli is a Python based monitoring and tracking tool for Plex Media Server. In Tautulli v2.15.3 and earlier, an attacker with administrative acces…EPSS 0.82%6.5CVE-2019-19833Tautulli cross-site request forgery vulnerabilityIn Tautulli 2.1.9, CSRF in the /shutdown URI allows an attacker to shut down the remote media server. (Also, anonymous access can be achieved in appl…EPSS 15%6.1CVE-2019-8939Tautulli cross-site scripting vulnerabilitydata/interfaces/default/history.html in Tautulli 2.1.26 has XSS via a crafted Plex username that is mishandled when constructing the History page.EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2026-31831), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.