GCVE-110-CLOUD-2025-0063

Advisory Published

Vulnetix · Advisory published April 22, 2025

Tenable discovered a privilege escalation vulnerability in Google Cloud Platform's Cloud Composer service, dubbed ConfusedComposer. It allowed users with composer.environments.update permission to escalate privileges to the default Cloud Build service account by injecting malicious PyPI packages. This could grant broad permissions across the victim's GCP project.

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Affected Products

Vendor	Product	Versions	Platforms
GCP	Cloud Build	—	—

References

Google Cloud ConfusedComposer Privilege Escalation Vulnerability

advisory

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