CVE-2023-53924 - CVE House
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Status published High CVE-2023-53924

UliCMS 2023.1-sniffing-vicuna Remote Code Execution via Avatar Upload

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Mirabbas Ağalarov

References

More from Ulicms

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CVE-2023-53925
UliCMS 2023.1 Stored Cross-Site Scripting via SVG File Upload
Medium 5.1
CVE-2023-53923
UliCMS 2023.1 Privilege Escalation via Unauthenticated Admin Account Creation
Critical 9.3

Affected Vendor

Affected Software

Ulicms
Vulnerable Versions:
2023.1

Timeline

Official Publish: December 17th, 2025
Last Modified: April 7th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-434

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1505.003 Web Shell
Persistence
T1105 Ingress Tool Transfer
Command and Control
T1059 Command and Scripting Interpreter
Execution
T1565.002 Stored Data Manipulation
Impact