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Open-source package vulnerability · npm

GHSA-jpvj-wpmj-h7rv: Supply chain compromise via malicious @cap-js/openapi

criticalCVSS 3.1 9.6

Impact On May 19, 2026, a compromised version of @cap-js/[email protected] was published. The malicious packages harvested credentials and attempted self-propagation. If a compromised version was installed, all credentials accessible on that machine (npm tokens, cloud provider credentials, SSH keys, GitHub PATs) should be considered compromised.

Published Jun 4, 2026

Affected packages

@cap-js/openapi

Ecosystem
npm
Affected
= 1.4.1
Fixed in
1.4.2
Check
npm ls @cap-js/openapi

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

Impact

On May 19, 2026, a compromised version of @cap-js/[email protected] was published. The malicious packages harvested credentials and attempted self-propagation. If a compromised version was installed, all credentials accessible on that machine (npm tokens, cloud provider credentials, SSH keys, GitHub PATs) should be considered compromised.

Patches

Upgrade to @cap-js/openapi >= 1.4.2 If the compromised version was ever installed, rotate all affected credentials.

Workarounds

No workarounds.

References

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology