CVE-2023-22515

Known Exploited Public Exploit

Description

Atlassian has been made aware of an issue reported by a handful of customers where external attackers may have exploited a previously unknown vulnerability in publicly accessible Confluence Data Center and Server instances to create unauthorized Confluence administrator accounts and access Confluence instances. 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

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 3.0 •
EPSS 94.36% Top 5%
KEV Since 
Vendor Advisory atlassian.com Vendor Advisory atlassian.com Vendor Advisory atlassian.com
Affected: Atlassian Confluence Data Center
Affected: Atlassian Confluence Server
Published at:
Updated at:

References

Link Tags
http://packetstormsecurity.com/files/175225/Atlassian-Confluence-Unauthenticated-Remote-Code-Execution.html exploit vdb entry third party advisory
https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515 vendor advisory
https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276 vendor advisory
https://jira.atlassian.com/browse/CONFSERVER-92475 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-22515?
CVE-2023-22515 has been scored as a critical severity vulnerability.
How to fix CVE-2023-22515?
To fix CVE-2023-22515, 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-2023-22515 being actively exploited in the wild?
It is confirmed that CVE-2023-22515 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~94% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-22515?
CVE-2023-22515 affects Atlassian Confluence Data Center, Atlassian Confluence Server.
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