CVEvulnerability

CVE-2026-78581

4.2 MEDIUM Published 2026-08-25 Modified 2026-09-02 Official page ↗
Status
Analyzed
Published
2026-08-25
Last modified
2026-09-02
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.2 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Weaknesses
CWE-639

Description

Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to unauthorized data modification via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). Under certain conditions, an authenticated user could reference another user's AI Assistant conversation identifier to access or modify a conversation they do not own. Successful exploitation requires knowledge of a hard-to-guess identifier.

Affected configurations

• elastic kibana (>= 8.0.0 < 8.16.3) • elastic kibana (>= 8.17.0 < 8.17.2)

Related

Weakness · CWE (1)

  • CWE-639 Authorization Bypass Through User-Controlled Key weakness

References