CVE-2020-26307

GHSL-2020-301: Regular Expression Denial of Service (ReDoS) in HTML2Markdown

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.

Category

8.7
CVSS
Severity: High
CVSS 4.0 •
EPSS 0.19%
Affected: kates html2markdown
Published at:
Updated at:

References

Link Tags
https://securitylab.github.com/advisories/GHSL-2020-301-redos-HTML2Markdown/
https://github.com/kates/html2markdown/issues/13

Frequently Asked Questions

What is the severity of CVE-2020-26307?
CVE-2020-26307 has been scored as a high severity vulnerability.
How to fix CVE-2020-26307?
To fix CVE-2020-26307, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-26307 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-26307 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-26307?
CVE-2020-26307 affects kates html2markdown.
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