Cross-site Scripting via uploaded assets
Date: 2023-11
Affected: composer/statamic/cms, composer/statamic/cms
Attack vector: xss
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2023-48701
CWE: CWE-79
CVSS: 7.5 (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:H)

### Impact HTML files crafted to look like images may be uploaded regardless of mime validation. This is only applicable on front-end forms using the "Forms" feature containing an assets field, or within the control panel which requires authentication. ### Patches It has been patched on 3.4.15 and 4.36.0.


Mitigations:

Architectural layers (MAESTRO):