Detections
Analytics

Atlassian Confluence < 8.5.25 / 8.6.x < 9.2.7 / 9.3.x < 10.0.2 (CONFSERVER-100907)

high Nessus Plugin ID 275848

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Synopsis

The remote Atlassian Confluence host is missing a security update.

Description

The version of Atlassian Confluence Server running on the remote host is affected by a vulnerability as referenced in the CONFSERVER-100907 advisory.

 - A vulnerability introduced in Confluence Data Center 2.0 allows a unauthenticated remote attacker to render the host unavailable for its intended users by disrupting the host's services. (CVE-2025-22166)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade to Atlassian Confluence version 8.5.25, 9.2.7, 10.0.2 or later.

See Also

https://jira.atlassian.com/browse/CONFSERVER-100907

Plugin Details

Severity: High

ID: 275848

File Name: confluence_confserver-100907.nasl

Version: 1.2

Type: combined

Agent: windows, macosx, unix

Family: CGI abuses

Published: 11/20/2025

Updated: 11/21/2025

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus Agent, Nessus

Enable CGI Scanning: true

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2025-22166

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.3

Threat Score: 5.7

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

Vulnerability Information

CPE: cpe:/a:atlassian:confluence

Required KB Items: installed_sw/Atlassian Confluence

Exploit Ease: No known exploits are available

Patch Publication Date: 9/19/2025

Vulnerability Publication Date: 10/21/2025

Reference Information

CVE: CVE-2025-22166

IAVA: 2025-A-0870