Cross-Site Scripting in mrk.js
Priority LOW 38CWE-79Published · Updated
Key facts
- Attack vector
- —
- Privileges required
- —
- User interaction
- —
- Attack complexity
- —
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- —
- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub. Impact type from CWE-79.
Summary
Versions of `mrk.js` before 2.0.1 are vulnerable to cross-site scripting (XSS) when markdown is converted to HTML. ## Recommendation Update to version 2.0.1 or later and use `mark.sanitizeURL()` for any `src` and `href` attributes when extending the markdown.
Why it matters now
Fix Fixed mrk.js (npm): 2.0.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | mrk.js (npm) | before 2.0.1 | 2.0.1 | Patch available | GHSA-hpr5-wp7c-hh5q |
- mrk.js (npm) Vendor— Affected before 2.0.1 Fixed in 2.0.1 Patch available GHSA-hpr5-wp7c-hh5q
Remediation
- Fix · GHSA-hpr5-wp7c-hh5q mrk.js (npm) Fixed in 2.0.1 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-hpr5-wp7c-hh5q
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences