CVE-2026-41103
Microsoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerability
- State
- Published
- Severity
- 9.1 Critical
- Published
- May 12, 2026
- Updated
- Aug 10, 2026
- Reserved
- Apr 16, 2026
Description
Incorrect implementation of authentication algorithm in Microsoft SSO Plugin for Jira & Confluence allows an unauthorized attacker to elevate privileges over a network.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.1 Critical | 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 | microsoft |
Weaknesses
- CWE-303 Incorrect Implementation of Authentication Algorithm
Affected Products
| Product | Versions |
|---|---|
Microsoft Confluence SAML SSO pluginMicrosoft |
|
Microsoft JIRA SAML SSO pluginMicrosoft |
|
References
- Microsoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerabilityvendor-advisorypatch
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