Vulnerability Database

322,905

Total vulnerabilities in the database

CVE-2021-47837

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.

  • Published: Jan 16, 2026
  • Updated: Jan 17, 2026
  • CVE: CVE-2021-47837
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.2
  • AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N