Vulnerability details
CVE-2026-92772
Leantime Leantime
Leantime before 3.9.6 Unauthorized Plugin Installation via HTMX
CVSS 4.0
7.1High
Official 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 scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.1High | 4.0 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N |
| 7.1High | 3.1 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Leantime | Leantime | v < 3.9.6 | CVEProject cvelistV5 (CNA) |
References and advisories
7- https://github.com/Leantime/leantime product
- https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Hxcontrollers/Details.php#L25-L40 technical-description
- https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Controllers/Marketplace.php#L24 technical-description
- https://github.com/Leantime/leantime/blob/v3.9.5/app/Domain/Plugins/Services/Plugins.php#L546-L561 technical-description
- https://github.com/Leantime/leantime/blob/v3.9.6/app/Domain/Plugins/Hxcontrollers/Details.php#L27 patch
- https://www.vulncheck.com/advisories/leantime-before-3.9.6-unauthorized-plugin-installation-via-htmx third-party-advisory
- https://github.com/Leantime/leantime/issues/3757 issue-tracking
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Details
- Published
- 2026-09-17
- Last updated
- 2026-09-17
- State
- Published
- Assigner (CNA)
- VulnCheck
Exploit prediction (EPSS)
0.52%
Probability of exploitation in 30 days
44.9%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Proof of concept
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-862Missing Authorization