CVE-2021-29996

Severity Score

9.6

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Mark Text versiones hasta 0.16.3, permite a atacantes ejecutar comandos de forma arbitraria. Esto podría conllevar a una Ejecución de Código Remota (RCE) al abrir archivos .md que contienen una carga útil de mutación de tipo Cross Site Scripting (XSS)

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-04-02 CVE Reserved
2021-04-05 CVE Published
2024-08-03 CVE Updated
2024-08-03 First Exploit
2024-12-21 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/marktext/marktext/issues/2548	2024-08-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Marktext Search vendor "Marktext"		Marktext Search vendor "Marktext" for product "Marktext"				<= 0.16.3 Search vendor "Marktext" for product "Marktext" and version " <= 0.16.3"		-		Affected