CVE-2026-35032

| EUVD-2026-22766 HIGH
2026-04-14 GitHub_M
8.6
CVSS 4.0
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CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/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:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

5
Analysis Updated
Apr 16, 2026 - 05:56 EUVD-patch-fix
executive_summary
Re-analysis Queued
Apr 16, 2026 - 05:29 backfill_euvd_patch
patch_released
patch_available
Apr 16, 2026 - 05:29 EUVD
10.11.7
Analysis Generated
Apr 15, 2026 - 01:08 vuln.today
CVSS Changed
Apr 14, 2026 - 23:22 NVD
8.6 (HIGH)

DescriptionNVD

Jellyfin is an open source self hosted media server. Versions prior to 10.11.7 contain a vulnerability chain in the LiveTV M3U tuner endpoint (POST /LiveTv/TunerHosts), where the tuner URL is not validated, allowing local file read via non-HTTP paths and Server-Side Request Forgery (SSRF) via HTTP URLs. This is exploitable by any authenticated user because the EnableLiveTvManagement permission defaults to true for all new users. An attacker can chain these vulnerabilities by adding an M3U tuner pointing to an attacker-controlled server, serving a crafted M3U with a channel pointing to the Jellyfin database, exfiltrating the database to extract admin session tokens, and escalating to admin privileges. This issue has been fixed in version 10.11.7. If users are unable to upgrade immediately, they can disable Live TV Management privileges for all users.

AnalysisAI

Jellyfin media server versions before 10.11.7 allow authenticated users to escalate privileges to administrator through a chained exploit involving M3U tuner SSRF, local file read, and database exfiltration. Any authenticated user can exploit this because the EnableLiveTvManagement permission defaults to enabled. …

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RemediationAI

Within 24 hours: Identify all Jellyfin instances in your environment and document their current versions. Within 7 days: Upgrade all Jellyfin installations to version 10.11.7 or later per vendor advisory. …

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CVE-2026-35032 vulnerability details – vuln.today

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