CRITICAL

CVE-2021-23639

CVSS v3

9.8

CRITICAL

EPSS Score

24.8%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

The package md-to-pdf before 5.0.0 are vulnerable to Remote Code Execution (RCE) due to utilizing the library gray-matter to parse front matter content, without disabling the JS engine.

Technical details

Published
12/10/2021

Frequently asked questions

What is CVE-2021-23639?

The package md-to-pdf before 5.0.0 are vulnerable to Remote Code Execution (RCE) due to utilizing the library gray-matter to parse front matter content, without disabling the JS engine.

Is CVE-2021-23639 actively exploited?

Active exploitation of CVE-2021-23639 has not been confirmed. The EPSS score is 24.8%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-23639?

CVE-2021-23639 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-23639 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.