CVE-2022-26134Atlassian Confluence Server and Data Center Remote Code Execution Vulnerability

In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are from 1.3.0 before 7.4.17, from 7.13.0 before 7.13.7, from 7.14.0 before 7.14.3, from 7.15.0 before 7.15.2, from 7.16.0 before 7.16.4, from 7.17.0 before 7.17.4, and from 7.18.0 before 7.18.1.

9.8 CRITICALEPSS 99.99%⚡ Known Exploited (CISA KEV)NVD: Published

Last updated: 2025-10-21 23:15 UTC

Overview Affected Products References

NVD CVE.org

Overview

Severity

Score	Severity	Version	Vector String
9.8	CRITICAL	3.1CISA-ADP	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CVE ID: CVE-2022-26134
Status: Published
Assigner (CNA): atlassian
Published: Jun 3, 2022
Last modified: 2025-10-21 23:15 UTC
Weaknesses: CWE-917

Sources

NVD (unavailable at last refresh)
CVE.org
CISA KEV
FIRST EPSS

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