EUVD-2026-18216

| CVE-2026-5331 MEDIUM
2026-04-02 VulDB GHSA-fhxj-4x9w-65xm
5.1
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
X

Lifecycle Timeline

4
PoC Detected
Apr 03, 2026 - 16:10 vuln.today
Public exploit code
Analysis Generated
Apr 02, 2026 - 13:15 vuln.today
EUVD ID Assigned
Apr 02, 2026 - 13:15 euvd
EUVD-2026-18216
CVE Published
Apr 02, 2026 - 13:00 nvd
MEDIUM 5.1

Tags

Path Traversal PHP

Description

A vulnerability was determined in OpenCart 4.1.0.3. This affects an unknown part of the file installer.php of the component Extension Installer Page. Executing a manipulation can lead to path traversal. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Analysis

Path traversal in OpenCart 4.1.0.3 Extension Installer Page allows high-privileged remote attackers to manipulate the installer.php file and traverse the filesystem, potentially accessing or modifying sensitive files outside the intended directory. The vulnerability has publicly available exploit code and affects the extension installation mechanism; vendor has not responded to early disclosure attempts, leaving installations unpatched.

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Priority Score

46
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +26
POC: +20

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EUVD-2026-18216 vulnerability details – vuln.today
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