CVE-2026-5300

Missing Authentication for Critical Function in coolercontrold

Published Apr 8, 2026 CVSS 3.1 · 5.9 Medium EPSS < 1% KEV · Not listed
Description
Unauthenticated functionality in CoolerControl/coolercontrold <4.0.0 allows unauthenticated attackers to view and modify potentially sensitive data via HTTP requests

Remediation

Vendor Solution

Upgrade to version 4.0.0

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:coolercontrol:coolercontrold:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Coolercontrol
Coolercontrol coolercontrold
Vendors & Products Coolercontrol
Coolercontrol coolercontrold
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated functionality in CoolerControl/coolercontrold <4.0.0 allows unauthenticated attackers to view and modify potentially sensitive data via HTTP requests
Title Missing Authentication for Critical Function in coolercontrold
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitLab
Published
Updated
Apr 8, 2026, 2:11 PM
Reserved
Apr 1, 2026, 5:33 AM
Status
Analyzed
Published
Apr 8, 2026, 1:16 PM
Modified
Oct 23, 2026, 10:10 PM