CVE-2023-53922

TinyWebGallery v2.5 Remote Code Execution via Unrestricted File Upload

Published Dec 17, 2025 CVSS 4.0 · 9.3 Critical EPSS 1.1% KEV · Not listed
Description
TinyWebGallery v2.5 contains a remote code execution vulnerability in the admin upload functionality that allows unauthenticated attackers to upload malicious PHP files. Attackers can upload .phar files with embedded system commands to execute arbitrary code on the server by accessing the uploaded file's URL.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:tinywebgallery:tinywebgallery:2.5:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Tinywebgallery
Tinywebgallery tinywebgallery
Vendors & Products Tinywebgallery
Tinywebgallery tinywebgallery
Type Values Removed Values Added
Description TinyWebGallery v2.5 contains a remote code execution vulnerability in the admin upload functionality that allows unauthenticated attackers to upload malicious PHP files. Attackers can upload .phar files with embedded system commands to execute arbitrary code on the server by accessing the uploaded file's URL.
Title TinyWebGallery v2.5 Remote Code Execution via Unrestricted File Upload
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jul 15, 2026, 1:24 AM
Reserved
Dec 16, 2025, 7:22 PM
Status
Analyzed
Published
Dec 17, 2025, 11:15 PM
Modified
Jun 17, 2026, 6:46 AM