Unrated severityNVD Advisory· Published Dec 17, 2025· Updated Apr 7, 2026
UliCMS 2023.1 Privilege Escalation via Unauthenticated Admin Account Creation
CVE-2023-53923
Description
UliCMS 2023.1 contains a privilege escalation vulnerability that allows unauthenticated attackers to create administrative accounts through the UserController endpoint. Attackers can send a crafted POST request to /dist/admin/index.php with specific parameters to generate a new admin user with full system access.
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Affected products
2Patches
Vulnerability mechanics
References
3- www.exploit-db.com/exploits/51433mitreexploit
- www.vulncheck.com/advisories/ulicms-privilege-escalation-via-unauthenticated-admin-account-creationmitrethird-party-advisory
- web.archive.org/web/20230314183734/https://en.ulicms.de/mitreproduct
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