CVE-2026-95674 MISP EventsController queryEnrichment allows querying unavailable or legacy modules without validation

Medium 5.3 Published Updated

Authenticated users can bypass module availability controls in MISP to trigger unauthorized enrichment processing and potentially access restricted data paths.

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

What is CVE-2026-95674?

CVE-2026-95674 is a medium-severity missing authorization vulnerability in MISP, published on 22 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In MISP, the queryEnrichment method in EventsController.php accepted a module name parameter and iterated over the list of enabled modules to find a match. If the specified module was not present in the enabled modules list, the code silently continued processing using default parameters (format set to 'simplified' and no module-specific configuration applied) rather than rejecting the request. This allowed an authenticated user to trigger enrichment or analysis processing through a module that was not explicitly enabled or available on the instance, bypassing the intended module availability controls. The lack of validation meant that module names outside the enabled set were not rejected, potentially exposing functionality or data processing paths that the administrator had not authorized for use.

Weakness: CWE-20

Which versions are affected by CVE-2026-95674?

How do I fix CVE-2026-95674?

No fix has been published for CVE-2026-95674 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-2026-95674 being exploited?

There is no known exploitation of CVE-2026-95674 in the wild and no public exploit code.

Sources

Also known as GHSA-m85h-c462-j24j.

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