CVE-2019-3396 is a critical server-side template injection vulnerability affecting Atlassian Confluence Server and Data Center versions prior to 6.6.12, 6.12.3, 6.13.3, and 6.14.2. This flaw, found in the Widget Connector macro, allows unauthenticated remote attackers to achieve path traversal and remote code execution. With a CVSS score of 9.8 (Critical), it presents a severe risk due to its network-based attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. The vulnerability is actively exploited in the wild, including by ransomware campaigns, has readily available exploit code in Metasploit and ExploitDB, and has garnered significant community and media attention, including warnings from the NSA.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 6.6.12CPE matchmatch criteria | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* | ||
>= 6.7.0, < 6.12.3CPE matchmatch criteria | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* | ||
>= 6.13.0, < 6.13.3CPE matchmatch criteria | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* | ||
>= 6.14.0, < 6.14.2CPE matchmatch criteria | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* | ||
< 6.12.3CPE match | cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.