CVE-2023-53924

UliCMS 2023.1-sniffing-vicuna contains a remote code execution vulnerability that allows authenticated attackers to upload PHP files with .phar extension during profile avatar upload. Attackers can trigger code execution by visiting the uploaded file's location, enabling system command execution through maliciously crafted avatar uploads.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://web.archive.org/web/20230314183734/https://en.ulicms.de/	Product
https://www.exploit-db.com/exploits/51434	Exploit
https://www.vulncheck.com/advisories/ulicms-sniffing-vicuna-remote-code-execution-via-avatar-upload	Third Party Advisory
https://www.exploit-db.com/exploits/51434	Exploit

Configurations

Configuration 1 (hide)

cpe:2.3:a:ulicms:ulicms:2023.1:*:*:*:*:*:*:*

History

18 Dec 2025, 19:38

Type	Values Removed	Values Added
First Time		Ulicms Ulicms ulicms
References	~~() https://web.archive.org/web/20230314183734/https://en.ulicms.de/ -~~	() https://web.archive.org/web/20230314183734/https://en.ulicms.de/ - Product
References	~~() https://www.exploit-db.com/exploits/51434 -~~	() https://www.exploit-db.com/exploits/51434 - Exploit
References	~~() https://www.vulncheck.com/advisories/ulicms-sniffing-vicuna-remote-code-execution-via-avatar-upload -~~	() https://www.vulncheck.com/advisories/ulicms-sniffing-vicuna-remote-code-execution-via-avatar-upload - Third Party Advisory
CPE		cpe:2.3:a:ulicms:ulicms:2023.1:::::::*

18 Dec 2025, 19:16

Type	Values Removed	Values Added
References	~~() https://www.exploit-db.com/exploits/51434 -~~	() https://www.exploit-db.com/exploits/51434 -

17 Dec 2025, 23:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-17 23:15

Updated : 2025-12-18 19:38

NVD link : CVE-2023-53924

Mitre link : CVE-2023-53924

CVE.ORG link : CVE-2023-53924

JSON object : View

Products Affected

ulicms

ulicms

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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