CVE-2020-26307

HIGH

kates html2markdown < 1.0.2 - Regular Expression Denial of Service

Title source: llm

Description

HTML2Markdown is a Javascript implementation for converting HTML to Markdown text. All available versions contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). As of time of publication, no known patches are available.

References (2)

Core 2

Core References

Various Sources

https://securitylab.github.com/advisories/GHSL-2020-301-redos-HTML2Markdown/

Issue Tracking

https://github.com/kates/html2markdown/issues/13

Scores

CVSS v4 8.7

EPSS 0.0039

EPSS Percentile 30.6%

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/U:Green

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-1333

Status published

Products (1)

kates/html2markdown < 1.0.2

Published Oct 26, 2024

Tracked Since Feb 18, 2026