CVE-2022-24123
MarkText through 0.16.3 does not sanitize the input of a mermaid block before rendering. This...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2022-24123- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2022-24123- Updated
- 2026-11-02
EUVDEUVD-2022-29035 No score
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.
- Record
EUVD-2022-29035- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wfqr-2wcw-6gjv No score
MarkText through 0.16.3 does not sanitize the input of a mermaid block before rendering. This...
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.
- Record
GHSA-wfqr-2wcw-6gjv- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV No score
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.
- Record
CVE-2022-24123- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-24123 is a critical vulnerability (CVSS 9.0) in Marktext, published January 29, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.94%, the 80th percentile. No source names a fixed version.