CVE-2026-41103

Microsoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerability

Published May 12, 2026 CVSS 3.1 · 9.1 Critical EPSS 5.4% KEV · Not listed
Description
Incorrect implementation of authentication algorithm in Microsoft SSO Plugin for Jira & Confluence allows an unauthorized attacker to elevate privileges over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Microsoft confluence Saml Sso
Microsoft jira Saml Sso
Weaknesses NVD-CWE-Other
CPEs cpe:2.3:a:microsoft:confluence_saml_sso:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:jira_saml_sso:*:*:*:*:*:*:*:*
Vendors & Products Microsoft confluence Saml Sso
Microsoft jira Saml Sso
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Incorrect implementation of authentication algorithm in Microsoft SSO Plugin for Jira & Confluence allows an unauthorized attacker to elevate privileges over a network.
Title Microsoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft confluence Saml Sso Plugin
Microsoft jira Saml Sso Plugin
Weaknesses CWE-303
CPEs cpe:2.3:a:microsoft:confluence_saml_sso_plugin:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:jira_saml_sso_plugin:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft confluence Saml Sso Plugin
Microsoft jira Saml Sso Plugin
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Aug 10, 2026, 3:13 PM
Reserved
Apr 16, 2026, 7:12 PM
Status
Analyzed
Published
May 12, 2026, 6:17 PM
Modified
Oct 26, 2026, 6:10 PM