Moderate severityNVD Advisory· Published Nov 29, 2023· Updated Jun 5, 2025
October CMS stored XSS by authenticated backend user with improper configuration
CVE-2023-44383
Description
October is a Content Management System (CMS) and web platform to assist with development workflow. A user with access to the media manager that stores SVG files could create a stored XSS attack against themselves and any other user with access to the media manager when SVG files are supported. This issue has been patched in version 3.5.2.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
october/systemPackagist | >= 3.0.0, < 3.5.2 | 3.5.2 |
Affected products
1- Range: >= 3.0.0, 3.5.2
Patches
11 file changed · +12 −0
config/media.php+12 −0 modified@@ -30,6 +30,18 @@ 'auto_rename' => null, + /* + |-------------------------------------------------------------------------- + | Clean Vector Files + |-------------------------------------------------------------------------- + | + | When a vector file (SVG) file is uploaded, automatically process its + | contents to remove scripts and other potentially dangerous content. + | + */ + + 'clean_vectors' => true, + /* |-------------------------------------------------------------------------- | Ignored Files and Patterns
Vulnerability mechanics
Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
4- github.com/advisories/GHSA-rvx8-p3xp-fj3pghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-44383ghsaADVISORY
- github.com/octobercms/october/commit/b7eed0bbf54d07ff310fcdc7037a8e8bf1f5043bghsax_refsource_MISCWEB
- github.com/octobercms/october/security/advisories/GHSA-rvx8-p3xp-fj3pghsax_refsource_CONFIRMWEB
News mentions
0No linked articles in our index yet.