Leantime API saveSetting improper authorization
Priority MEDIUM 57CWE-266Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Privilege escalation, Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-266 and CWE-285.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00347 28th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Leantime | 3.0; 3.1; 3.2; 3.3; 3.4; 3.5; 3.6; 3.7; 3.8.0 | — | No fix listed | CNA |
- Leantime Vendor— Affected 3.0; 3.1; 3.2; 3.3; 3.4; 3.5; 3.6; 3.7; 3.8.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-15510
- 2026-10-03 Alias added: GHSA-wf63-vfx8-m795
References
Sources
- CVE-2026-15510 · CVE Program
- CVE-2026-15510 · NVD
- FIRST EPSS
- GHSA-wf63-vfx8-m795 · GitHub Advisory Database · CC BY 4.0
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