High7.6GitLab

GitLab: Stored XSS in log viewer in CoolerControl/coolercontrol-ui <4.0.0 allows unauthenticated attackers to take over the service via…

CVE-2026-5301 Published Apr 8, 2026Updated by vendor Jun 17, 2026

CVE-2026-5301

Affected products & platforms

GitLabGitLab CE / EE

Summary

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

Mitigation

Mitigation steps weren't captured by the parser for this advisory — this is a parsing gap, not a statement that no fix exists. Read the vendor advisory below for the authoritative guidance.

Official advisory · medium-confidence parse· fetched 2 hours ago·verify at source

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