CVE-2026-75950 Joomla Extension - cmsjunkie.com - Unauthenticated listing ownership takeover in J-BusinessDirectory < 6.2.3

Medium 6.9 Published Updated

Unauthenticated attackers can take ownership of business directory listings by manipulating user and company IDs, allowing unauthorized control over existing entries.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-75950?

CVE-2026-75950 is a medium-severity missing authorization vulnerability in cmsjunkie.com J-BusinessDirectory extension for Joomla, published on 19 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-639, CWE-284

Which versions are affected by CVE-2026-75950?

How do I fix CVE-2026-75950?

No fix has been published for CVE-2026-75950 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-75950 being exploited?

There is no known exploitation of CVE-2026-75950 in the wild and no public exploit code.

Sources

Also known as GHSA-973f-5427-fq29.

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