Description

Markdownify 1.2.0 contains a persistent cross-site scripting vulnerability that allows attackers to store malicious payloads within markdown files. Attackers can upload crafted markdown files with embedded scripts that execute when the file is opened, potentially enabling remote code execution.

INFO

Published Date :

2026-01-16T19:09:36.840Z

Last Modified :

2026-01-16T21:09:54.575Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2021-47837 vulnerability.

Vendors Products
Amitmerchant1990
  • Markdownify
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2021-47837.

URL Resource
https://github.com/amitmerchant1990/electron-markdownify cve-icon cve-icon
https://imgur.com/a/T4jBoiS cve-icon cve-icon
https://www.exploit-db.com/exploits/49835 cve-icon cve-icon
https://www.vulncheck.com/advisories/markdownify-persistent-cross-site-scripting cve-icon cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact