cve.bz

CVE-2021-25945

9.8 criticalEPSS 3.0%

Critical (9.8) in js-extend project js-extend. EPSS 3.0% chance of exploitation in the next 30 days.

Prototype pollution vulnerability in 'js-extend' versions 0.0.1 through 1.0.1 allows attacker to cause a denial of service and may lead to remote code execution.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
3.0% chance of exploitation in the next 30 days; higher than 87% of CVEs (scores of 2026-10-31)
CWE
CWE-1321
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-mh82-55cm-6gfhnpmjs-extend<=1.0.1no fix published

References

Check your stackJSON