XSS in Tautulli

CVE-2026-32275

Tautulli 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 callback parameter allows cross-origin script injection and API key theft. This issue has been patched in version 2.17.0.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (26.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

  • Tautulli — versions >= 1.3.10, < 2.17.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-32275?
CVE-2026-32275 is a critical-severity vulnerability in Tautulli, classified under Cross-site Scripting. CVSS score: 9.1/10. Published 2026-03-30.
How severe is CVE-2026-32275?
Critical severity. CVSS v3 base score is 9.1 out of 10.