Vulnerability Monitor

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CVE-2021-26084

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.

Published

2021-08-30T07:15:06.587

Last Modified

2025-02-10T18:02:37.233

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-917
  • Type: Secondary
    CWE-917
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application atlassian confluence_data_center < 6.13.23 Yes
Application atlassian confluence_data_center < 7.4.11 Yes
Application atlassian confluence_data_center < 7.11.6 Yes
Application atlassian confluence_data_center < 7.12.5 Yes
Application atlassian confluence_server < 6.13.23 Yes
Application atlassian confluence_server < 7.4.11 Yes
Application atlassian confluence_server < 7.11.6 Yes
Application atlassian confluence_server < 7.12.5 Yes
References