CVE-2023-22515

9.8 CRITICAL CISA KEV - Actively Exploited
Published: October 04, 2023 Modified: October 24, 2025

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515
Source: security@atlassian.com
Vendor Advisory
https://jira.atlassian.com/browse/CONFSERVER-92475
Source: security@atlassian.com
Issue Tracking Vendor Advisory
http://packetstormsecurity.com/files/175225/Atlassian-Confluence-Unauthenticated-Remote-Code-Execution.html
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Third Party Advisory VDB Entry
https://confluence.atlassian.com/display/KB/FAQ+for+CVE-2023-22515
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://confluence.atlassian.com/pages/viewpage.action?pageId=1295682276
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://jira.atlassian.com/browse/CONFSERVER-92475
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-22515
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

9 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
94.3%
100th percentile
Exploitation Status
Actively Exploited
Remediation due: 2023-10-13

Weaknesses (CWE)

Affected Vendors

atlassian