CVE-2026-5301: coolercontrold before 4.0.0 (exclusive); +1 more affected products

CVE-2026-5301. CVSS 3.1 base score 6.1 (MEDIUM, NVD). EPSS 0.00366 (percentile 0.29215), scored 22-Oct-2026.

Affected technology

coolercontrold · before 4.0.0 (exclusive)
coolercontrol

coolercontrol-ui · 2.0.0 to before 4.0.0
CoolerControl

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · User interaction required

Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · User interaction required

What an attacker can do

Unauthenticated attackers can take over the service via malicious JavaScript in poisoned log entries. Vendor/CNA’s CVSS 3.1 assessment (base score 7.6/10) rates confidentiality and availability impact as low; integrity impact as high. NVD’s CVSS 3.1 assessment (base score 6.1/10) rates confidentiality and integrity impact as low; availability impact as none.

Published 24-Oct-2026 01:44 UTC

CWE: CWE-79
CCR priority: 24.5 /100 (P4)
CVSS 3.1: 6.1 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · NVD
EPSS: 0.00366 · percentile 0.29215 · 2026-10-22
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-5301.html