CVE-2021-4329

Name: CVE-2021-4329
Creator: NVD / NIST
Published: 2023-03-05T19:15:10.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.27%

Last modified Jun 17, 2026

CVE-2021-4329 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability, which was classified as critical, has been found in json-logic-js 2.0.0. Affected by this issue is some unknown functionality of the file logic.js. EPSS estimates a 2.27% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as critical, has been found in json-logic-js 2.0.0. Affected by this issue is some unknown functionality of the file logic.js. The manipulation leads to command injection. Upgrading to version 2.0.1 is able to address this issue. The patch is identified as c1dd82f5b15d8a553bb7a0cfa841ab8a11a9c227. It is recommended to upgrade the affected component. VDB-222266 is the identifier assigned to this vulnerability.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.27%

80.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Json-Logic-Js Project	Json-Logic-Js	2.0.0

References

https://github.com/jwadhams/json-logic-js/commit/c1dd82f5b15d8a553bb7a0cfa841ab8a11a9c227Patch
https://github.com/jwadhams/json-logic-js/pull/98Patch
https://vuldb.com/?ctiid.222266Permissions Required, Third Party Advisory
https://vuldb.com/?id.222266Permissions Required, Third Party Advisory
https://github.com/jwadhams/json-logic-js/commit/c1dd82f5b15d8a553bb7a0cfa841ab8a11a9c227Patch
https://github.com/jwadhams/json-logic-js/pull/98Patch
https://vuldb.com/?ctiid.222266Permissions Required, Third Party Advisory
https://vuldb.com/?id.222266Permissions Required, Third Party Advisory

Timeline

Published: Mar 5, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-4329?

How severe is CVE-2021-4329?

CVE-2021-4329 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.27% probability of exploitation in the next 30 days.

How do I fix CVE-2021-4329?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-4329?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST