CVE-2026-15510

Leantime API saveSetting improper authorization

Assigner: VulDB
Reserved: 12.07.2026 Published: 12.07.2026 Updated: 12.07.2026

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.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

CVSS 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
CVSS Score: 6.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	Low	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CVSS Score: 6.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	Low	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
CVSS Score: 6.5

Access Vector	Network	Confidentiality Impact	Partial
Access Complexity	Low	Integrity Impact	Partial
Authentication	Single	Availability Impact	Partial

CVSS 2.0

Product Status

Vendor	n/a
Product	Leantime
Versions	Version 3.0 is affected Version 3.1 is affected Version 3.2 is affected Version 3.3 is affected Version 3.4 is affected Version 3.5 is affected Version 3.6 is affected Version 3.7 is affected Version 3.8.0 is affected

Vendor

n/a

Product

Leantime

Versions

Version 3.0 is affected
Version 3.1 is affected
Version 3.2 is affected
Version 3.3 is affected
Version 3.4 is affected
Version 3.5 is affected
Version 3.6 is affected
Version 3.7 is affected
Version 3.8.0 is affected

Credits

Jobyer Ahmed (Bytium) finder
suffer (VulDB User) reporter
suffer (VulDB User) analyst
VulDB CNA Team coordinator

References

Problem Types