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Joomla Extension - dj-extensions.com - Authenticated arbitrary file upload in DJ-Classifieds < 3.11.3

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

9.4CriticalCNA
Exploited
No known exploitation
Fix
No fix listed
Who is exposed
Not reported
18Pcve.now Index 18 of 100 · methodology v3 · provisional
  • Exploitation0/40No signal
  • Exposure3/25Reachable over the network · Data gap: No advisory context yet
  • Reach?/20Reach: unknown (data gap). No tracked technology or package matched
  • Severity10/10CVSS 9.4, total technical impact per CISA
  • No patch5/5No patch listed yet

What would change the score

  • Would score about 73 if added to CISA KEV
  • Would score about 68 if CISA's SSVC rates exploitation active
  • Would score about 37 if advisories confirm default setups are exposed

CVE-2026-105603 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 9.4 (critical) and affects DJ-Classifieds extension for Joomla; no fixed version is listed yet.

Published
Last modified
Published
Not listed in CISA KEV
0.30% · 23rd percentile
18/100 · provisional
None on Exploit-DB, Metasploit or GitHub
On X
View the cve.now post
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

The DJ-Classifieds extension for Joomla, a classifieds listing add-on, is affected by this vulnerability. An authenticated user with low privileges can upload arbitrary files to the server, which could let them run malicious code and fully take control of the affected website.

Read the original description

Joomla Extension - dj-extensions.com - Authenticated arbitrary file upload in DJ-Classifieds < 3.11.3 - The Joomla extension DJ-Classifieds is vulnerable to an unprivileged file upload, leading to full RCE.

Timeline

  1. CVE published
  2. First seen by cve.now
  3. Posted on X by cve.now
  4. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

    1 day
  5. Record last updated

Affected versions

  • dj-extensions.com DJ-Classifieds extension for Joomla

    1.0-3.11.2

Evidence 1

  1. Link

Corrections

None so far.

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FAQ

Questions about CVE-2026-105603

Is CVE-2026-105603 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-105603?

DJ-Classifieds extension for Joomla: version 1.0-3.11.2.Source: cve.now feed data