What’s Vulnerable › Vulnerabilities

CVE-2022-24123

• Severity: critical (CVSS 9.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-29 · updated 2026-06-17
• Weakness: CWE-79

Description

MarkText through 0.16.3 does not sanitize the input of a mermaid block before rendering. This could lead to Remote Code Execution via a .md file containing a mutation Cross-Site Scripting (XSS) payload.

Affected products

• MarkText: through 0.16.3

References

• https://github.com/marktext/marktext/issues/2946
• https://github.com/marktext/marktext/pull/2947
• https://github.com/marktext/marktext/issues/2946
• https://github.com/marktext/marktext/pull/2947

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