Whistle vulnerable to path traversal

Date Aug 25, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product npm ยท whistle
CVE CVE-2026-55629
High-risk advisory CVE-2026-55629

Summary

Whistle vulnerable to path traversal

Why it matters

GitHub has published a reviewed security advisory for whistle. Prioritize it with other application dependency updates, especially because EPSS places it in the 49% percentile.

Operator check

Check whether whistle is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 8.7. EPSS probability: 0.7%; percentile: 49%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.