cve.bz

CVE-2022-21211

7.5 highEPSS 1.1%

High (7.5) in posix project posix. EPSS 1.1% chance of exploitation in the next 30 days.

This affects all versions of package posix. When invoking the toString method, it will fallback to 0x0 value, as the value of toString is not invokable (not a function), and then it will crash with type-check.

Severity

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)
CWE
CWE-252
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-27mx-gchc-6xjpnpmposix<=4.2.0no fix published

References

Check your stackJSON