Vulnerability DatabaseCVE-2021-23341
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CVE-2021-23341
Published:February 18, 2021
Updated:July 21, 2026
The package prismjs before 1.23.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the prism-asciidoc, prism-rest, prism-tap and prism-eiffel components.
Affected Packages
prismjs (NPM):
Affected version(s) >=0.0.1 <1.23.0
Fix Suggestion:
Update to version 1.23.0
Related Resources (6)
https://github.com/PrismJS/prism/issues/2583
https://www.npmjs.com/package/prismjs
https://github.com/PrismJS/prism/commit/c2f6a64426f44497a675cb32dccb079b3eff1609
https://nvd.nist.gov/vuln/detail/CVE-2021-23341
https://security-tracker.debian.org/tracker/CVE-2021-23341
https://github.com/PrismJS/prism/pull/2584
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Uncontrolled Resource Consumption
CWE-400
EPSS
Base Score:
3.17