Vulnerability · Published Jul 12, 2026 · Assigned by VulDB
CVE-2026-15510Leantime API saveSetting improper authorization
Medium 6.3
In plain English
A medium-severity security flaw in Leantime. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).
Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.3%top 71.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability was found in Leantime up to 3.8.0. Affected is the function Setting::saveSetting of the component API. The manipulation results in improper authorization. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products (as reported)
Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-377839 | Leantime API saveSetting improper authorization vdb-entry, technical-description
- VDB-377839 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-15510 | CVE Analysis and Report third-party-advisory
- Submit #846171 | Leantime Project Management System 3.8.0 Improper Authorization third-party-advisory
- https://bytium.com/insights/leantime-3-8-0-broken-access-control exploit