Is compressing affected by CVE-2026-40931?

npm compressing is affected in >=2.0.0 <2.1.1, <1.10.5.

Is CVE-2026-40931 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

high

CVE-2026-40931

Q: Is CVE-2026-40931 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

npm · compressing

Summary

Complete Bypass of CVE-2026-24884 Patch via Git-Delivered Symlink Poisoning in compressing

Severity: high
EPSS: 0.2% (p15)
Also known as: GHSA-4c3q-x735-j3r5
Published: 2026-04-17

References

https://github.com/node-modules/compressing/security/advisories/GHSA-4c3q-x735-j3r5
https://nvd.nist.gov/vuln/detail/CVE-2026-40931
https://github.com/node-modules/compressing

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.