Unrated severityCISA KEVNVD Advisory· Published Aug 30, 2021· Updated Dec 16, 2025
CVE-2021-26084
CVE-2021-26084
Description
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 before version 6.13.23, from version 6.14.0 before 7.4.11, from version 7.5.0 before 7.11.6, and from version 7.12.0 before 7.12.5.
Affected products
2- Atlassian/Confluence Data Centerv5Range: unspecified
- Atlassian/Confluence Serverv5Range: unspecified
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- packetstormsecurity.com/files/167449/Atlassian-Confluence-Namespace-OGNL-Injection.htmlmitrex_refsource_MISC
- jira.atlassian.com/browse/CONFSERVER-67940mitrex_refsource_MISC
News mentions
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