Joomla Extension - jdownloads.com - IDOR allowing restricted file downloads in jDownloads < 4.1.8

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-117544
StatePUBLISHED
AssignerJoomla
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-12 19:16:47 UTC
Updated2026-11-12 22:18:32 UTC
DescriptionJoomla Extension - jdownloads.com - IDOR allowing restricted file downloads in jDownloads < 4.1.8 - The `other_file_id` parameter could reference another download’s file without fully enforcing the target download’s access restrictions. This allowed files to be delivered to users who were not authorised to access the target download.

Risk And Classification

Primary CVSS: v4.0 8.2 HIGH from [email protected]

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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

Problem Types: CWE-200 | CWE-639 | CWE-200 CWE-200 Exposure of Sensitive Information to an Unauthorized Actor | CWE-639 CWE-639 (Authorization Bypass Through User-Controlled Key)

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary8.2HIGHCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/C...
4.0CNACVSS8.2HIGHCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
None
User Interaction
None
Confidentiality
High
Integrity
None
Availability
None
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Jdownloads.com JDownloads Extension For Joomla affected 1.0.0-4.1.7 Not specified

References

ReferenceSourceLinkTags
www.jdownloads.com [email protected] www.jdownloads.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Łukasz Rybak (en)

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