1vulnerability
- Critical0 (0.0%)
- High0 (0.0%)
- Medium0 (0.0%)
- Moderate1 (100.0%)
- Low0 (0.0%)
tinacms-mdx
Ecosystem: npm
Downloads: 215.13 K
- 0CriticalAffects 0 versions
- 0HighAffects 0 versions
- 0MediumAffects 0 versions
- 1ModerateAffects 1 version
- 0LowAffects 0 versions
Monthly breakdown
- 1 vulnerabilities
- Critical: 0
- High: 0
- Medium: 0
- Moderate: 1
- Low: 0
Vulnerabilities (1)
Known vulnerabilities affecting tinacms-mdx, based on data from OSV.
| ID | Severity | Summary | Affected versions | Published | Source |
|---|---|---|---|---|---|
| GHSA-2vcc-5v34-9jc8 | Moderate | TinaCMS rich-text (slatejson) rendering does not sanitize link/image URLs, allowing stored XSS via dangerous URL schemesTinaCMS rich-text parsing and the default link/image renderers did not sanitize the `url` field on Slate link/image nodes. Content containing `javascript:` or `data:text/html` URLs — including case-variant, whitespace-padded, and control-character-obfuscated forms — is rendered into `href`/`src` and executes when the content is viewed. Any actor able to author rich-text content (for example a lower-privileged editor, or imported/external content) can achieve stored XSS against editors and site viewers. Fixed in https://github.com/tinacms/tinacms/pull/7056 via a `sanitizeUrl()` helper (case-in |
| GitHub (opens in a new tab) |
- GHSA-2vcc-5v34-9jc8ModerateTinaCMS rich-text (slatejson) rendering does not sanitize link/image URLs, allowing stored XSS via dangerous URL schemes
< 2.1.7
TinaCMS rich-text parsing and the default link/image renderers did not sanitize the `url` field on Slate link/image nodes. Content containing `javascript:` or `data:text/html` URLs — including case-variant, whitespace-padded, and control-character-obfuscated forms — is rendered into `href`/`src` and executes when the content is viewed. Any actor able to author rich-text content (for example a lower-privileged editor, or imported/external content) can achieve stored XSS against editors and site viewers. Fixed in https://github.com/tinacms/tinacms/pull/7056 via a `sanitizeUrl()` helper (case-in
CVE: CVE-2026-55661