UpHeron
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Servers and applications

CVE-2025-22166

This High severity DoS (Denial of Service) vulnerability was introduced in version 2.0 of Confluence Data Center. This DoS (Denial of Service) vulnerability, with a CVSS Score of 8.3, allows an attacker to cause a resource to be unavailable for its intended users by temporarily or indefinitely disrupting services of a host connected to a network. Atlassian recommends that Confluence Data Center…

Severity
High 8.3
Published
21 Oct 2025
Last changed
8 Oct 2026
Added to UpHeron
21 Oct 2026
Fixed in
8.5.25, 9.2.7, 10.0.2
Sources
NVD

Affected software

SoftwareAffected versions
ConfluenceServers and applications · cpe:a:atlassian:confluence_data_center
  • From 8.5.0 before 8.5.25
  • From 9.2.0 before 9.2.7
  • From 10.0.0 before 10.0.2
ConfluenceServers and applications · cpe:a:atlassian:confluence_server
  • From 8.5.0 before 8.5.25
  • From 9.2.0 before 9.2.7
  • From 10.0.0 before 10.0.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-22166
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-22166