CVE-2026-5300

Missing Authentication for Critical Function in coolercontrold

State: Published
Severity: 5.9 Medium
Published: Apr 8, 2026
Updated: Apr 8, 2026
Reserved: Apr 1, 2026

Description

Unauthenticated functionality in CoolerControl/coolercontrold <4.0.0 allows unauthenticated attackers to view and modify potentially sensitive data via HTTP requests

Scores

CVSS	Score	Vector	Source
3.1	5.9 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L	GitLab

Weaknesses

CWE-306 Missing Authentication for Critical Function

Affected Products

Product	Versions
coolercontroldCoolerControl	0.14.0 to before 4.0.0Affected

References

https://gitlab.com/coolercontrol/coolercontrol/-/blob/3.1.1/coolercontrold/src/api/router.rs?ref_type=tags
https://gitlab.com/coolercontrol/coolercontrol/-/releases/4.0.0

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.