CVE-2026-66414
Leantime Open Redirect in Login Controller via redirectUrl Parameter
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th
Leantime 3.6.2 contains an open redirect vulnerability in the Login controller that allows unauthenticated attackers to redirect authenticated users to arbitrary external sites by manipulating the redirectUrl POST parameter. Attackers can craft a malicious login URL with a tampered redirectUrl value that bypasses FILTER_SANITIZE_URL validation to redirect victims to attacker-controlled sites for phishing or credential theft.
| CWE | CWE-601 |
| Vendor | leantime |
| Product | leantime |
| Published | Jul 30, 2026 |
| Last Updated | Jul 30, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
Leantime / Leantime
0 < 3.6.2
References
github.com: https://github.com/Leantime/leantime/pull/3658 github.com: https://github.com/javokhir-sec/CVE-PoC-Hub/security/advisories/GHSA-wprg-q8m6-jhp9 github.com: https://github.com/Leantime/leantime vulncheck.com: https://www.vulncheck.com/advisories/leantime-open-redirect-in-login-controller-via-redirecturl-parameter
Credits
🔍 Javokhir Tursunboyev (@javokhir-sec)