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CVE-2026-32275

Tautulli cross-site scripting (XSS)

9.1 CRITICALPublic exploitEPSS 0.41%
  1. Published30 Mar 2026

Description

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.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected products

Tautulli≥ 1.3.10 < 2.17.0

Remediation

Fixed in
Tautulli≥ 2.17.0

References

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Frequently asked

Is CVE-2026-32275 being actively exploited?

CVE-2026-32275 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.41%.

How severe is CVE-2026-32275?

CVE-2026-32275 has a CVSS 3.1 base score of 9.1, rated critical. EPSS estimates a 0.41% probability of exploitation.

Which products are affected by CVE-2026-32275?

Affected products include Tautulli.

How do I fix CVE-2026-32275?

Upgrade affected software to a fixed version, for example Tautulli 2.17.0 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.