Atlassian Multiple Products Files or Directories Accessible to External Parties Vulnerability
High CISA KEV
Multiple Atlassian products (Bitbucket Data Center ,Confluence Data Center, Jira Service Management Data Center, Jira Software Data Center, Bamboo Data Center, Crowd Data Center, Crucible and Fisheye) contain a files or directories accessible to external parties vulnerability which could allow an unauthenticated attacker to access specific files within the web application root directory in affected versions.
Remediation
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes).
Affected PHP branches
See the source advisory.
Source: CISA Known Exploited Vulnerabilities Catalog · retrieved 2026-10-22T10:19:14-04:00 · https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json