CVE-2026-78608 Missing Authorization in Kibana Leading to Information Disclosure
Authenticated users can read restricted APM server credentials due to missing authorization checks in Kibana.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-78608?
CVE-2026-78608 is a medium-severity missing authorization vulnerability in Elastic Kibana, published on 1 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Missing Authorization (CWE-862) in Kibana can lead to information disclosure via Privilege Abuse (CAPEC-122). An authorization control was not applied to an internal Kibana APM integration function, allowing any authenticated Kibana user to read APM server credentials that should be restricted to users holding APM or Fleet administrative privileges.
Weakness: CWE-862
Which versions are affected by CVE-2026-78608?
It affects 1 product.
Products include Elastic Kibana.
How do I fix CVE-2026-78608?
Apply the vendor's patch.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-78608 being exploited?
There is no known exploitation of CVE-2026-78608 in the wild and no public exploit code.
Other vulnerabilities in Elastic Kibana
Sources
Also known as GHSA-vrj5-p4wq-m7jc, MINI-6x54-5w9h-864f, MINI-832j-xp2c-49g5, MINI-932c-498q-c7j8, MINI-cr9q-cqcw-wr54, MINI-cwm7-jphw-8xf4 and 4 more.