CVE-2026-49092

Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana can lead to unauthorized information exposure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Under certain conditions, a lower-privileged user can cause data from sources they are not authorized to access to be processed using another user's privileges.

Score

CVSS 3.1 4.3 Medium

Status

Analyzed - security@elastic.co

Published

2026-07-21

Last modified

2026-10-24

Weaknesses

CWE-863

Affected products

• Kibana (Elastic)

References

• https://discuss.elastic.co/t/kibana-9-4-3-security-update-esa-2026-54/388553