CVE-2025-22166 PUBLISHED CVSS 8.300000190734863 HIGH

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 customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: * Confluence Data Center and Server 8.5: Upgrade to a release greater than or equal to 8.5.25 * Confluence Data Center and Server 9.2: Upgrade to a release greater than or equal to 9.2.7 * Confluence Data Center and Server 10.0: Upgrade to a release greater than or equal to 10.0.2 See the release notes (https://confluence.atlassian.com/doc/confluence-release-notes-327.html). You can download the latest version of Confluence Data Center from the download center (https://www.atlassian.com/software/confluence/download-archives). This vulnerability was reported via our Atlassian (Internal) program.

EPSS 0.08% · 22.8th percentile

Risk Scores

CVSS v3.0
8.300000190734863
EPSS Score
0.08%
22.8th percentile

Affected Products

VendorProductVersions
AtlassianConfluence Data Center

Timeline

References

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