CVE-2021-32723 – prismjs

Package

Manager: npm
Name: prismjs
Vulnerable Version: >=0 <1.24.0

Severity

Level: High

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

EPSS: 0.00373 pctl0.58175

Details

Regular Expression Denial of Service (ReDoS) in Prism Some languages before 1.24.0 are vulnerable to Regular Expression Denial of Service (ReDoS). ### Impact When Prism is used to highlight untrusted (user-given) text, an attacker can craft a string that will take a very very long time to highlight. Do not use the following languages to highlight untrusted text. - ASCIIDoc - ERB Other languages are __not__ affected and can be used to highlight untrusted text. ### Patches This problem has been fixed in Prism v1.24. ### References - PrismJS/prism#2774 - PrismJS/prism#2688

Metadata

Created: 2021-06-28T18:33:18Z
Modified: 2022-02-08T21:21:38Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/06/GHSA-gj77-59wh-66hg/GHSA-gj77-59wh-66hg.json
CWE IDs: ["CWE-400"]
Alternative ID: GHSA-gj77-59wh-66hg
Finding: F002
Auto approve: 1