CVE-2023-53868

Coppermine Gallery 1.6.25 Remote Code Execution via Plugin Upload

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.

Affected

Coppermine · coppermine-gallery

CVSS v4.0 VULNCHECK

8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

CVSS v3.1 NVD

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

EPSS

0.85% chance of exploitation in the next 30 days, 57th percentile

Published

2025-12-15

Updated

2026-04-07

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/51738

Security advisories

• https://www.vulncheck.com/advisories/coppermine-gallery-remote-code-execution-via-plugin-…
• https://web.archive.org/web/20240101151648/https://coppermine-gallery.net

References

• CVE Record
• NVD entry