CVE-2026-56146

Improper Access Control (CWE-284) in Kibana can lead to unauthorized modification of Entity Analytics Watchlist configuration and potential information disclosure. A low-privileged authenticated user with read-only Security Solution access could perform write operations on watchlist data that should require elevated privileges. Under specific deployment conditions, this could also allow such a user to access data beyond their authorized scope.

CVSS 3.1

5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

EPSS

0.2% chance of exploitation in the next 30 days; higher than 14% of CVEs (scores of 2026-10-25)

CWE

CWE-863

Published

2026-07-21

Modified

2026-10-24

Record from

the NVD, synced 2026-10-25

Affected

• elastic:kibana

References

• https://discuss.elastic.co/t/kibana-9-4-3-security-update-esa-2026-58/388557

Check your stackJSON