CRITICAL

CVE-2020-7673

CVSS v3

9.8

CRITICAL

EPSS Score

2.5 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

node-extendnpmall versions · no fixed version listed

Full record on NVD

Description

node-extend through 0.2.0 is vulnerable to Arbitrary Code Execution. User input provided to the argument `A` of `extend` function`(A,B,as,isAargs)` located within `lib/extend.js` is executed by the `eval` function, resulting in code execution.

Technical details

Published: 2020-06-10

Frequently asked questions

What is CVE-2020-7673?

Is CVE-2020-7673 actively exploited?

Active exploitation of CVE-2020-7673 has not been confirmed. Its EPSS score was 2.5% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-7673?

CVE-2020-7673 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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