CVE-2026-117543
Joomla Extension - jdownloads.com - SSRF via external download URL field jDownloads < 4.1.8
- High 8.9
Description
Joomla Extension - jdownloads.com - SSRF via external download URL field jDownloads < 4.1.8 - HTTP redirects when retrieving external download URLs could bypass validation of the original destination. This allowed server-side requests to internal or otherwise prohibited destinations and disclosure of their responses (SSRF).
Key facts
- Published
- 12 Nov 2026
- Last changed
- 13 Nov 2026
- Assigned by
- Joomla
- EPSS
- 0.275% likely to be exploited in the next 30 days, higher than 20.104% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: none; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 8.9CVSS 4.0, Highfrom the CNA (Joomla)
CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| jdownloads.com | jDownloads extension for Joomla |
|
Timeline
- 12 Nov 2026 Published