November 3, 2021 · Applied Cybernetics Group
CVE-2019-3398 — Atlassian Confluence Server and Data Center
Atlassian Confluence Server and Data Center Path Traversal Vulnerability
- Added to KEV
2021-11-03- Federal due date
2022-05-03- Vendor
- Atlassian
- Product
- Confluence Server and Data Center
- EPSS
- 99.9th percentile (score 0.939, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2019-3398
CISA short description
Atlassian Confluence Server and Data Center contain a path traversal vulnerability in the downloadallattachments resource that may allow a privileged, remote attacker to write files. Exploitation can lead to remote code execution.
Required action
Apply updates per vendor instructions.