CVE-2026-33634 is a high-severity flaw (CVSS 8.8) affecting setup-trivy, trivy, trivy action, reported as exploited in the wild. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Trivy is a security scanner. On March 19, 2026, a threat actor used compromised credentials to publish a malicious Trivy v0.69.4 release, force-push 76 of 77 version tags in `aquasecurity/trivy-action` to credential-stealing malware, and replace all 7 tags in `aquasecurity/setup-trivy` with malicious commits. This incident is a continuation of the supply chain attack that began in late February 2026. Following the initial disclosure on March 1, c
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Quick answers
How do I fix CVE-2026-33634?
setup-trivy: upgrade to 0.2.6; trivy: downgrade or apply the listed mitigation; trivy action: upgrade to 0.35.0. Exact commands for each OS are on this page.
Is CVE-2026-33634 being exploited?
Yes. CVE-2026-33634 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.
What does CVE-2026-33634 affect?
CVE-2026-33634 affects setup-trivy, trivy, trivy action. Severity is high (CVSS 8.8). Trivy is a security scanner. On March 19, 2026, a threat actor used compromised credentials to publish a malicious Trivy v0.69.4 release, force-push 76 of 77 version tags in `aquasecurity/trivy-action` to credential-stealing malware, and re
How urgent is CVE-2026-33634?
Priority 86/100. High severity; EPSS top 1%: very likely to be exploited; Exploited in the wild (CISA KEV); Public exploit reference
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