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CVE-2021-43308

nvd nist
Published: Jun 2, 2022Modified: Jun 17, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: NVD

Description

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the markdown-link-extractor npm package, when an attacker is able to supply arbitrary input to the module's exported function

Affected (2)

Markdown Link Extractor Project
1 product
Markdown Link Extractor
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Markdown Link Extractor
Before 3.0.2
Markdown Link Extractor
Version 4.0.0

Related CWEs

CWE-1333
Inefficient Regular Expression Complexity
The product uses a regular expression with an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles.

References (2)

Source: reefs@jfrog.com
ExploitThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party Advisory

Timeline

No history available yet.