Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Data Modification in Kibana (CVE-2026-78581)
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.
Authorization Bypass Through User-Controlled Key in Kibana Leading to Unauthorized Data Modification in Kibana (CVE-2026-78581)
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 software
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Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- BIT-kibana-2026-78581
- Osv Schema Version
- 1.6.2
- Aliases
- ["CVE-2026-78581"]
- Ecosystems
- ["Bitnami"]
- Database Specific Severity
- Medium
- Cvss Version
- null
Threat ID: 6a95a0fdacd9273b4947e8cb
Added to database: 08/31/2026, 15:42:53 UTC
Last updated: 08/31/2026, 15:42:53 UTC
Views: 1
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