CVE-2023-22522

High

Description

This Template Injection vulnerability allows an authenticated attacker, including one with anonymous access, to inject unsafe user input into a Confluence page. Using this approach, an attacker is able to achieve Remote Code Execution (RCE) on an affected instance. Publicly accessible Confluence Data Center and Server versions as listed below are at risk and require immediate attention. See the advisory for additional details Atlassian Cloud sites are not affected by this vulnerability. If your Confluence site is accessed via an atlassian.net domain, it is hosted by Atlassian and is not vulnerable to this issue.

SeverityHigh
CVSS8.8
Exploit probability—
ProductAtlassian Confluence Data Center
PublishedDec 6, 2023
First seenDec 6, 2023
Weakness typeCWE-74Injection

How to fix

Update
  • atlassian confluence_data_center7.19.17, 8.4.5, 8.5.4, 8.6.2 or later
  • atlassian confluence_server7.19.17, 8.4.5, 8.5.4 or later

Affected products

ProductAffected versionsFixed in
atlassian confluence_data_center4.0 ≤ v < 7.19.17, 8.0.0 ≤ v < 8.4.5, 8.5.0 ≤ v < 8.5.4, 8.6.0 ≤ v < 8.6.2, 8.7.07.19.17, 8.4.5, 8.5.4, 8.6.2
atlassian confluence_server4.0 ≤ v < 7.19.17, 8.0.0 ≤ v < 8.4.5, 8.5.0 ≤ v < 8.5.47.19.17, 8.4.5, 8.5.4

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