CVE-2023-22522

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
EPSS 42.29% Top 5%
Vendor Advisory atlassian.com Vendor Advisory atlassian.com
Affected: Atlassian Confluence Data Center
Affected: Atlassian Confluence Server
Published at:
Updated at:

References

Link Tags
https://confluence.atlassian.com/pages/viewpage.action?pageId=1319570362 vendor advisory
https://jira.atlassian.com/browse/CONFSERVER-93502 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-22522?
CVE-2023-22522 has been scored as a high severity vulnerability.
How to fix CVE-2023-22522?
To fix CVE-2023-22522, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-22522 being actively exploited in the wild?
It is possible that CVE-2023-22522 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~42% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-22522?
CVE-2023-22522 affects Atlassian Confluence Data Center, Atlassian Confluence Server.
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