CVE-2026-5302

MEDIUM

Permissive Cross-domain Policy with Untrusted Domains in coolercontrold

Title source: cna

Description

CORS misconfiguration in CoolerControl/coolercontrold <4.0.0 allows unauthenticated remote attackers to read data and send commands to the service via malicious websites

References (2)

https://gitlab.com/coolercontrol/coolercontrol/-/blob/2.0.0/coolercontrold/src/api/mod.rs?ref_type=tags#L374

View Writeup ZIP pw:eip

https://gitlab.com/coolercontrol/coolercontrol/-/releases/4.0.0

Scores

CVSS v3 6.3

EPSS 0.0003

EPSS Percentile 9.7%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-942

Status published

Products (2)

coolercontrol/coolercontrold < 4.0.0

CoolerControl/coolercontrold 2.0.0 - 4.0.0

Published Apr 08, 2026

Tracked Since Apr 08, 2026