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CVE-2026-92772
Description
Leantime before 3.9.6 contains an authorization bypass vulnerability in the HTMX plugin install endpoint that lacks permission validation. Authenticated users with limited roles can install marketplace plugins and control arbitrary properties including identifier, version, and license key to deploy malicious plugins.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:LReferences
- https://github.com/Leantime/leantime
- https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Controllers/Marketplace.php#L24
- https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Hxcontrollers/Details.php#L25-L40
- https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Services/Plugins.php#L546-L561
- https://github.com/Leantime/leantime/blob/v3.9.6/app/Domain/Plugins/Hxcontrollers/Details.php#L27
- https://github.com/Leantime/leantime/issues/3757
- https://www.vulncheck.com/advisories/leantime-before-3.9.6-unauthorized-plugin-installation-via-htmx
- https://github.com/Leantime/leantime/issues/3757