by Kastro
Paper/Archive/CVE-2026-5300

CVE-2026-5300

CoolerControl coolercontrold — Missing Authentication for Critical Function in coolercontrold

EPSS 0.2%CVSS 9.1
critical.is priorityof 100
30
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 12.3.123 × 202.5No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

Affected

ProductAffectedFixed inSource
coolercontrold0.14.0 – < 4.0.04.0.0CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
GitLab (CNA)5.9CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refgitlab.com/coolercontrol/coolercontrol/-/blob/3.1.1/coolercontrold/src/api/router.rs?ref_type=tagsrefgitlab.com/coolercontrol/coolercontrol/-/releases/4.0.0