CVE-2026-92772
Leantime before 3.9.6 Unauthorized Plugin Installation via HTMX
CVSS Score
7.1
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-862 |
| Vendor | leantime |
| Product | leantime |
| Published | Sep 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
Low
Affected Versions
Leantime / leantime
0 < 3.9.6
References
github.com: https://github.com/Leantime/leantime/issues/3757 github.com: https://github.com/Leantime/leantime github.com: https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Hxcontrollers/Details.php#L25-L40 github.com: https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Controllers/Marketplace.php#L24 github.com: https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Services/Plugins.php#L546-L561 github.com: https://github.com/Leantime/leantime/blob/v3.9.6/app/Domain/Plugins/Hxcontrollers/Details.php#L27 vulncheck.com: https://www.vulncheck.com/advisories/leantime-before-3.9.6-unauthorized-plugin-installation-via-htmx
Credits
George Chen