CVE-2023-22508
CVE-2023-22508 is a high-severity vulnerability in Atlassian Confluence Data Center with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 2% (80th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Atlassian Confluence Data Center
- Published:
- Last modified:
Description
This High severity RCE (Remote Code Execution) vulnerability known as CVE-2023-22508 was introduced in version 6.1.0 of Confluence Data Center & Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.5, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and no user interaction. Atlassian recommends that you upgrade your instance to avoid this bug using the following options: * Upgrade to a Confluence feature release greater than or equal to 8.2.0 (ie: 8.2, 8.2, 8.4, etc...) * Upgrade to a Confluence 7.19 LTS bugfix release greater than or equal to 7.19.8 (ie: 7.19.8, 7.19.9, 7.19.10, 7.19.11, etc...) * Upgrade to a Confluence 7.13 LTS bugfix release greater than or equal to 7.13.20 (Release available early August) See the release notes (https://confluence.atlassian.com/doc/confluence-release-notes-327.html ). You can download the latest version of Data Center & Server from the download center (https://www.atlassian.com/software/confluence/download-archives ). If you are unable to upgrade your instance please use the following guide to workaround the issue https://confluence.atlassian.com/confkb/how-to-disable-the-jmx-network-port-for-cve-2023-22508-1267761550.html This vulnerability was discovered by a private user and reported via our Bug Bounty program.
Frequently asked questions
- What is CVE-2023-22508?
- This High severity RCE (Remote Code Execution) vulnerability known as CVE-2023-22508 was introduced in version 6.1.0 of Confluence Data Center & Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.5, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and no user interaction. Atlassian recommends that you upgrade your instance to avoid this bug using the following options: * Upgrade to a Confluence feature release greater than or equal to 8.2.0 (ie: 8.2, 8.2, 8.4, etc...) * Upgrade to a Confluence 7.19 LTS bugfix release greater than or equal to 7.19.8 (ie: 7.19.8, 7.19.9, 7.19.10, 7.19.11, etc...) * Upgrade to a Confluence 7.13 LTS bugfix release greater than or equal to 7.13.20 (Release available early August) See the release notes (https://confluence.atlassian.com/doc/confluence-release-notes-327.html ). You can download the latest version of Data Center & Server from the download center (https://www.atlassian.com/software/confluence/download-archives ). If you are unable to upgrade your instance please use the following guide to workaround the issue https://confluence.atlassian.com/confkb/how-to-disable-the-jmx-network-port-for-cve-2023-22508-1267761550.html This vulnerability was discovered by a private user and reported via our Bug Bounty program.
- How severe is CVE-2023-22508?
- CVE-2023-22508 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-22508 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-22508?
- CVE-2023-22508 primarily affects Atlassian Confluence Data Center. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2023-22508?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2023-22508 published?
- CVE-2023-22508 was published on 2023-07-18 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*
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