CVE-2023-53914

Name: CVE-2023-53914
Creator: NVD / NIST
Published: 2025-12-17T23:15:49.983+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.3/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2023-53914 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. UliCMS 2023.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to create admin users through mass assignment in the UserController. Attackers can send a crafted POST request to the admin index.php endpoint with specific parameters to generate an administrative account with full system access.. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

UliCMS 2023.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to create admin users through mass assignment in the UserController. Attackers can send a crafted POST request to the admin index.php endpoint with specific parameters to generate an administrative account with full system access.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

9.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.60%

44.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-639

Affected Software

Vendor	Product	Versions
Ulicms	Ulicms	2023.1

References

https://web.archive.org/web/20230314183734/https://en.ulicms.de/Product
https://www.exploit-db.com/exploits/51486Exploit
https://www.vulncheck.com/advisories/ulicms-authentication-bypass-via-mass-assignment-vulnerabilityThird Party Advisory
https://www.exploit-db.com/exploits/51486Exploit

Timeline

Published: Dec 17, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2023-53914?

How severe is CVE-2023-53914?

CVE-2023-53914 has a CVSS score of 9.3/10 (CRITICAL severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2023-53914?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-53914?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST