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CVE-2021-26084 — Atlassian Confluence Server and Data Center Object-Graph Navigation Language (OGNL) Injection Vulnerability

provenance: imported · CVE: CVE-2021-26084

CVE-2021-26084: Atlassian Confluence Server and Data Center Object-Graph Navigation Language (OGNL) Injection Vulnerability

CISA Known Exploited Vulnerability (KEV)

Vendor / project Atlassian
Product Confluence Server and Data Center
Date added 2021-11-03
Due date 2021-11-17
Ransomware campaign use Known

Description

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

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-26084

References

  • NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-26084
  • KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog