CVE-2025-12149 Missing authorization in Search Guard FLX
Attackers can bypass Document-Level Security in Search Guard FLX via Signals watches to read protected documents.
- 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-2025-12149?
CVE-2025-12149 is a medium-severity missing authorization vulnerability in floragunn Search Guard FLX, published on 14 Nov 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In Search Guard FLX versions 3.1.2 and earlier, while Document-Level Security (DLS) is correctly enforced elsewhere, when the search is triggered from a Signals watch, the DLS rule is not enforced, allowing access to all documents in the queried indices.
Which versions are affected by CVE-2025-12149?
How do I fix CVE-2025-12149?
No fix has been published for CVE-2025-12149 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-2025-12149 being exploited?
There is no known exploitation of CVE-2025-12149 in the wild and no public exploit code.
Sources
Also known as GHSA-mj54-9pv2-7pc5.