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Fencer Vulns
medium 6.9

CVE-2026-75950 json

Joomla Extension - cmsjunkie.com - Unauthenticated listing ownership takeover in J-BusinessDirectory < 6.2.3

published 2026-08-19 2 mo ago modified 2026-08-26 2 mo ago also EUVD-2026-62488

cvss
6.9
version 4.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 35%
public exploits
0
none known

Summary

Joomla Extension - cmsjunkie.com - Unauthenticated listing ownership takeover in J-BusinessDirectory < 6.2.3 - Ownership could be changed using attacker-supplied company and user IDs, including for listings that already had an owner. 6.2.3 binds the action to the authenticated user and only allows unowned listings.

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
2 mo ago

Exploit prediction

0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
CNA 4.0 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/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

Affected products

  • cmsjunkie.com J-BusinessDirectory extension for Joomla

Classification

Weakness
  • CWE-284 Improper Access Control
  • CWE-639 Authorization Bypass Through User-Controlled Key

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.