CVE-2022-25858

Name: CVE-2022-25858
Creator: NVD / NIST
Published: 2022-07-15T20:15:08.427+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.32%

Last modified Jun 17, 2026

CVE-2022-25858 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.. EPSS estimates a 2.32% chance of exploitation in the next 30 days.

Description

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

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

2.32%

81.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1333

Affected Software

Vendor	Product	Versions
Terser	Terser	< 4.8.1
Terser	Terser	>= 5.0.0, < 5.14.2

References

https://github.com/terser/terser/blob/master/lib/compress/evaluate.js%23L135Broken Link
https://github.com/terser/terser/commit/a4da7349fdc92c05094f41d33d06d8cd4e90e76bPatch, Third Party Advisory
https://github.com/terser/terser/commit/d8cc5691be980d663c29cc4d5ce67e852d597012Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2949722Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-TERSER-2806366Exploit, Patch, Third Party Advisory
https://github.com/terser/terser/blob/master/lib/compress/evaluate.js%23L135Broken Link
https://github.com/terser/terser/commit/a4da7349fdc92c05094f41d33d06d8cd4e90e76bPatch, Third Party Advisory
https://github.com/terser/terser/commit/d8cc5691be980d663c29cc4d5ce67e852d597012Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-2949722Exploit, Patch, Third Party Advisory
https://snyk.io/vuln/SNYK-JS-TERSER-2806366Exploit, Patch, Third Party Advisory

Timeline

Published: Jul 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-25858?

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

How severe is CVE-2022-25858?

CVE-2022-25858 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.32% probability of exploitation in the next 30 days.

How do I fix CVE-2022-25858?

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-2022-25858?

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

Scan your code now

Source: NVD / NIST