CVE-2023-53923
Critical
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.
SeverityCritical
CVSS9.8
Exploit probability—
ProductUlicms
PublishedDec 17, 2025
First seenDec 17, 2025
Weakness typeCWE-862Missing authorization
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ulicms ulicms | 2023.1 | — |
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