CVE-2026-5301 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in coolercontrol-ui

Back Back to CVE browser

HIGH

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

Published Apr 8, 2026

7.6

HIGH

CVSS 3.1

EPSS 0.37%

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

Affected products

Vendor CoolerControl Product Coolercontrol-UI Default
unaffected
- Version
  2.0.0
  Status
  affected
  Constraints
  <4.0.0

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

CoolerControl

Coolercontrol-UI

unaffected

Version	Status	Constraints
2.0.0	affected	<4.0.0

Remediation

Vendor solution

Upgrade to version 4.0.0

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (4)

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-20459		Advisory
https://gitlab.com/coolercontrol/coolercontrol/-/blob/2.0.0/coolercontrol-ui/src/views/AppInfoView.vue?ref_type=tags#L224		Product
https://gitlab.com/coolercontrol/coolercontrol/-/blob/3.1.1/coolercontrol-ui/src/views/AppInfoView.vue?ref_type=tags#L350		Product
https://gitlab.com/coolercontrol/coolercontrol/-/releases/4.0.0		Release Notes