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UNKNOWNKNOWN EXPLOITEDRANSOMWARE: KNOWN

CVE-2021-26084

Atlassian Confluence Server and Data Center Object-Graph Navigation Language (OGNL) Injection Vulnerability

Published
2021-11-03
Modified
2026-07-31
Sources
cisa-kev

Summary

Atlassian Confluence Server and Data Server contain an Object-Graph Navigation Language (OGNL) injection vulnerability that may allow an unauthenticated attacker to execute code.

References

Includes data from the CISA Known Exploited Vulnerabilities catalog.

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