CVE-2023-53868

HIGH

Coppermine Gallery 1.6.25 - Authenticated RCE

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2023-53868. PoCs published by Mirabbas Ağalarov.

AI-analyzed exploit summary This exploit demonstrates an arbitrary file upload vulnerability in Coppermine Gallery 1.6.25, allowing authenticated users to upload a malicious PHP file via a ZIP archive and achieve remote code execution.

Description

Coppermine Gallery 1.6.25 contains a remote code execution vulnerability that allows authenticated attackers to upload malicious PHP files through the plugin manager. Attackers can upload a zipped PHP file with system commands to the plugin directory and execute arbitrary code by accessing the uploaded plugin script.

Exploits (1)

exploitdb WORKING POC
by Mirabbas Ağalarov · textwebappsphp
https://www.exploit-db.com/exploits/51738

This exploit demonstrates an arbitrary file upload vulnerability in Coppermine Gallery 1.6.25, allowing authenticated users to upload a malicious PHP file via a ZIP archive and achieve remote code execution.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Coppermine Gallery v1.6.25
Auth required
Prerequisites: Authenticated access to the plugin manager · Ability to upload ZIP files
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

CVSS v3 8.8
EPSS 0.0050
EPSS Percentile 66.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-434
Status published
Products (2)
Coppermine/coppermine-gallery 1.6.25
coppermine-gallery/coppermine_photo_gallery 1.6.25
Published Dec 15, 2025
Tracked Since Feb 18, 2026