Cross-Site Scripting Vulnerability in Mark Text by Mark Text
CVE-2020-27176

8.3HIGH

Key Information:

Vendor

Marktext

Status
Marktext
Vendor
CVE Published:
16 October 2020

What is CVE-2020-27176?

The vulnerability in Mark Text allows for a Mutation Cross-Site Scripting (XSS) attack that can lead to Remote Code Execution. This issue arises from the design flaw in the 'source code mode' feature, which improperly parses HTML. Even though HTML rendering is not a primary function of the software, its existence creates a significant security risk, enabling potential exploitation through crafted input.

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References

https://github.com/marktext/marktext/issues/2360
x_refsource_MISC

CVSS V3.1

Score:
8.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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