CVE-2021-29996

PoC —

CVSS 3.1

9.6 critical

EPSS

3%p85

Published

Apr 5, 2021 (Apr 5, 2021)

Modified

Jun 17, 2026

Description

Mark Text through 0.16.3 allows attackers arbitrary command execution. This could lead to Remote Code Execution (RCE) by opening .md files containing a mutation Cross Site Scripting (XSS) payload.

Vendors: marktext
Products: marktext
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.8%)

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