CVE-2023-22526
Published: 16 January 2024
Summary
CVE-2023-22526 is a high-severity Code Injection (CWE-94) vulnerability in Atlassian Confluence Data Center. Its CVSS base score is 8.8 (High).
Operationally, ranked in the top 32.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-26666
Vulnerability details
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…
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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
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.
Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.
Validates inputs used in dynamic code generation to block injected directives.
Directly prevents execution of attacker-supplied code written into data memory regions.