Vulnerability · Published Apr 8, 2026 · Assigned by GitLab
CVE-2026-5300Missing Authentication for Critical Function in coolercontrold
Medium 5.9
In plain English
A medium-severity missing authentication in coolercontrold from CoolerControl. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities).
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)0.2%top 87.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Unauthenticated functionality in CoolerControl/coolercontrold <4.0.0 allows unauthenticated attackers to view and modify potentially sensitive data via HTTP requests
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| CoolerControl | coolercontrold | 0.14.0 – before 4.0.0 |
Weakness: CWE-306 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L