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CVE-2023-22515

nvd nistnuclei
Published: Oct 4, 2023Modified: Jun 17, 2026CISA KEV

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

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.

Affected (6)

Atlassian
2 products
Confluence Data Center
Confluence Server
Configuration A
6 vulnerable
Vulnerable SoftwareAffected Versions
Atlassian
Confluence Data Center
From 8.0.0 to 8.3.3
Confluence Data Center
From 8.4.0 to 8.4.3
Confluence Data Center
From 8.5.0 to 8.5.2
Atlassian
Confluence Server
From 8.0.0 to 8.3.3
Confluence Server
From 8.4.0 to 8.4.3
Confluence Server
From 8.5.0 to 8.5.2

Related CWEs

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (9)

Source: security@atlassian.com
ExploitThird Party AdvisoryVDB Entry
Source: security@atlassian.com
Vendor Advisory
Source: security@atlassian.com
Vendor Advisory
Source: security@atlassian.com
Issue TrackingVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
ExploitThird Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingVendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.