CVE-2026-117551

Joomla Extension - jdownloads.com - RCE through file upload in jDownloads < 4.1.8

Published Nov 12, 2026 CVSS 4.0 · 10 Critical EPSS n/a KEV · Not listed
Description
Joomla Extension - jdownloads.com - RCE through file upload in jDownloads < 4.1.8 - Insufficient validation of frontend thumbnail uploads allowed users with upload permission to place executable files on the server. This results in PHP code execution.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
Description Joomla Extension - jdownloads.com - RCE through file upload in jDownloads < 4.1.8 - Insufficient validation of frontend thumbnail uploads allowed users with upload permission to place executable files on the server. This results in PHP code execution.
Title Joomla Extension - jdownloads.com - RCE through file upload in jDownloads < 4.1.8
Weaknesses CWE-434
References
Metrics cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Joomla
Published
Updated
Nov 13, 2026, 4:38 AM
Reserved
Oct 27, 2026, 11:12 AM
Status
Awaiting Analysis
Published
Nov 12, 2026, 6:17 PM
Modified
Nov 12, 2026, 10:18 PM