Impact
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Orckestra C1 CMS.
Authentication is required to exploit this vulnerability.
The authenticated user may perform the actions unknowingly by visiting a specially crafted site.
Patches
Patched in C1 CMS v6.13
Workarounds
Upgrade to C1 CMS v6.13 or newer is required
Credit
This issue was discovered and reported by Markus Wulftange / Code White Research.
References
- https://github.com/Orckestra/C1-CMS-Foundation/security/advisories/GHSA-gfhp-jgp6-838j
- https://nvd.nist.gov/vuln/detail/CVE-2022-39256
- https://github.com/Orckestra/C1-CMS-Foundation/pull/814
- https://github.com/Orckestra/C1-CMS-Foundation/releases/tag/v6.13
- https://github.com/advisories/GHSA-gfhp-jgp6-838j