What is CVE-2021-25945?

CVE-2021-25945 is a critical-severity vulnerability in Js-Extend Project, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 9.8/10. Published 2021-05-26.

How severe is CVE-2021-25945?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Prototype Pollution in Js-Extend Project

CVE-2021-25945

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.

Vulnerability class: Prototype Pollution

EPSS: 0.030 (85.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Js-extend_project Js-extend
N/a Js-extend — versions 0.0.1, 0.0.2, 1.0.1

Weakness classification (CWE)

CWE-1321 — Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution)

References

vulnerabilitylab@mend.io (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-25945?: CVE-2021-25945 is a critical-severity vulnerability in Js-Extend Project, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 9.8/10. Published 2021-05-26.
How severe is CVE-2021-25945?: Critical severity. CVSS v3 base score is 9.8 out of 10.