CVE-2021-28092

Name: CVE-2021-28092
Creator: NVD / NIST
Published: 2021-03-12T22:15:14.983+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.17%

Last modified Jun 17, 2026

CVE-2021-28092 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The is-svg package 2.1.0 through 4.2.1 for Node.js uses a regular expression that is vulnerable to Regular Expression Denial of Service (ReDoS). If an attacker provides a malicious string, is-svg will get stuck processing the input for a very long time.. EPSS estimates a 2.17% chance of exploitation in the next 30 days.

Description

The is-svg package 2.1.0 through 4.2.1 for Node.js uses a regular expression that is vulnerable to Regular Expression Denial of Service (ReDoS). If an attacker provides a malicious string, is-svg will get stuck processing the input for a very long time.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

2.17%

80.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1333

Affected Software

Vendor	Product	Versions
Is-Svg Project	Is-Svg	>= 2.1.0, <= 4.2.1

References

https://github.com/sindresorhus/is-svg/releasesRelease Notes, Third Party Advisory
https://github.com/sindresorhus/is-svg/releases/tag/v4.2.2Release Notes, Third Party Advisory
https://security.netapp.com/advisory/ntap-20210513-0008/Third Party Advisory
https://www.npmjs.com/package/is-svgProduct
https://github.com/sindresorhus/is-svg/releasesRelease Notes, Third Party Advisory
https://github.com/sindresorhus/is-svg/releases/tag/v4.2.2Release Notes, Third Party Advisory
https://security.netapp.com/advisory/ntap-20210513-0008/Third Party Advisory
https://www.npmjs.com/package/is-svgProduct

Timeline

Published: Mar 12, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-28092?

How severe is CVE-2021-28092?

CVE-2021-28092 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.17% probability of exploitation in the next 30 days.

How do I fix CVE-2021-28092?

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-2021-28092?

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

Scan your code now

Source: NVD / NIST