# CVE-2023-22515: Atlassian Confluence Data Center and Server Broken Access Control Vulnerability

Source: https://junglewise.ai/threats/cve-2023-22515-atlassian-confluence-data-center-and-server-broken-access-control  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-10-05. Updated: 2026-05-09  
License: CC BY 4.0 with a link back

CVE-2023-22515 · Severity: critical · CVSS 10 · Exploited in the wild · Published 2023-10-05

A broken access control vulnerability in Atlassian Confluence Data Center and Server allows unauthenticated remote attackers to create unauthorized administrator accounts. This flaw enables full access to affected Confluence instances, though Atlassian Cloud sites are not impacted.

Technologies: [Atlassian Confluence Data Center](https://junglewise.ai/threats/technologies/confluence-data-center), [Atlassian Confluence Server](https://junglewise.ai/threats/technologies/confluence-server), [Atlassian Server](https://junglewise.ai/threats/technologies/server). Vendors: [Atlassian](https://junglewise.ai/threats/vendors/atlassian).

## Quick answers

**Is CVE-2023-22515 exploited in the wild?** Yes. CVE-2023-22515 is known to be exploited in the wild, first recorded on 5 October 2023. Treat it as urgent.

**How severe is CVE-2023-22515?** Critical severity, with a CVSS score of 10, published 5 October 2023.

**Which products and versions are affected?** Atlassian Confluence Data Center; Atlassian Confluence Server.

**Is there a fix for CVE-2023-22515?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2023-22515 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2023-22515?** Check whether you run Atlassian Confluence Data Center, Atlassian Confluence Server or Atlassian Server. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Atlassian Confluence Data Center
- Atlassian Confluence Server

## Timeline

- 2023-10-05: disclosed
- 2023-10-05: advisory
- 2023-10-05: exploited: Added to CISA KEV catalog on this date.
- 2023-10-05: kev added

## Related threats

- [Atlassian Data Center arbitrary file access without authentication](https://junglewise.ai/threats/cve-2026-21589-h3-summary-this-is-a-vulnerability-in-bitbucket-data-center)
- [Atlassian Confluence Data Center DoS in authenticated request handling](https://junglewise.ai/threats/cve-2026-21588-atlassian-confluence-data-center-dos-in-authenticated-request)
- [Atlassian Confluence Data Center improper authorization](https://junglewise.ai/threats/cve-2026-21586-atlassian-confluence-data-center-improper-authorization)
- [Atlassian Confluence Data Center information disclosure](https://junglewise.ai/threats/cve-2026-21579-atlassian-confluence-data-center-information-disclosure)
- [Atlassian Confluence Data Center denial of service](https://junglewise.ai/threats/cve-2026-21577-atlassian-confluence-data-center-denial-of-service)