CVE-2025-56404 Missing authorization in n/a
Attackers can access sensitive information via the SSE service due to missing user validation in MariaDB MCP.
- 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-2025-56404?
CVE-2025-56404 is a high-severity missing authorization vulnerability in n/a, published on 10 Sep 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in MariaDB MCP 0.1.0 allowing attackers to gain sensitive information via the SSE service as the SSE service lacks user validation.
Weakness: CWE-20
Which versions are affected by CVE-2025-56404?
It affects 1 product.
Products include Mariadb Model Context Protocol.
How do I fix CVE-2025-56404?
No fix has been published for CVE-2025-56404 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-2025-56404 being exploited?
There is no known exploitation of CVE-2025-56404 in the wild and no public exploit code.
Sources
Also known as GHSA-8rjf-vg97-x375.