Incorrect implementation of authentication algorithm in Microsoft SSO Plugin for Jira & Confluence allows an unauthorized attacker to elevate privileges over a network.

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Confluence Saml Sso Plugin Subscribe
Jira Saml Sso Plugin Subscribe
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Fixes

Solution

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Workaround

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History

Tue, 12 May 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 12 May 2026 17:30:00 +0000

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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-05-12T18:57:47.959Z

Reserved: 2026-04-16T19:12:36.195Z

Link: CVE-2026-41103

cve-icon Vulnrichment

Updated: 2026-05-12T18:57:42.904Z

cve-icon NVD

Status : Received

Published: 2026-05-12T18:17:21.887

Modified: 2026-05-12T18:17:21.887

Link: CVE-2026-41103

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses