CVE-2026-5301

HIGH

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in coolercontrol-ui

Title source: cna

Description

Stored XSS in log viewer in CoolerControl/coolercontrol-ui <4.0.0 allows unauthenticated attackers to take over the service via malicious JavaScript in poisoned log entries

References (3)

https://gitlab.com/coolercontrol/coolercontrol/-/blob/2.0.0/coolercontrol-ui/src/views/AppInfoView.vue?ref_type=tags#L224

https://gitlab.com/coolercontrol/coolercontrol/-/blob/3.1.1/coolercontrol-ui/src/views/AppInfoView.vue?ref_type=tags#L350

View Writeup ZIP pw:eip

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

Scores

CVSS v3 7.6

EPSS 0.0003

EPSS Percentile 8.0%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (2)

coolercontrol/coolercontrold < 4.0.0

CoolerControl/coolercontrol-ui 2.0.0 - 4.0.0

Published Apr 08, 2026

Tracked Since Apr 08, 2026