Atlassian Confluence Data Center and Server Broken Access Control Vulnerability

Atlassian Confluence Data Center and Server contains a broken access control vulnerability that allows an attacker to create unauthorized Confluence administrator accounts and access Confluence.

Published 28 Aug 2026Updated 28 Aug 20264 sources
CVSS 10.0 PoC CANDIDATE△ CISA KEV

Source timeline

Discovered through CISA Known Exploited VulnerabilitiesView source ↗
Added to CISA Known Exploited Vulnerabilities catalogView source ↗