Description
Versions 1.x prior to 1.6.5 and 2.x prior to 2.1.7 of mapbox.js are vulnerable to a cross-site-scripting attack in certain uncommon usage scenarios.
If L.mapbox.map or L.mapbox.tileLayer are used to load untrusted TileJSON content from a non-Mapbox URL, it is possible for a malicious user with control over the TileJSON content to inject script content into the “attribution” value of the TileJSON which will be executed in the context of the page using Mapbox.js.
Recommendation
Update the mapbox.js package to the latest compatible version. Followings are version details:
Affected version(s): **>= 2.0.0, < 2.1.7 < 1.6.5** Patched version(s): **2.1.7 1.6.5**
References
- GHSA-qr28-7j6p-9hmv
- hackerone.com
- www.npmjs.com
- nodesecurity.io
- CVE-2017-1000042
- CWE-79
- CAPEC-310
- OWASP 2021-A3
- OWASP 2021-A6
Related Issues
- Content Injection via TileJSON Name in mapbox.js - CVE-2017-1000043
- Unhead has XSS bypass in `useHeadSafe` via attribute name injection and case-sensitive protocol check - CVE-2026-31860
- Trix: Stored XSS via HTMLParser attribute injection on paste - CVE-2026-73428
- JavaScript Cookie: Per-instance prototype hijack in assign() enables cookie-attribute injection - CVE-2026-46625
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- Tags:
- npm
- mapbox.js
Anything's wrong? Let us know Last updated on March 27, 2023


