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TI-2026-29737 Aliases CVE-2026-41103GHSA-w9j2-m5wx-fqq4

Microsoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerability

Priority MEDIUM 56CWE-303Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from Microsoft.

Summary

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

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.05378 92nd percentileScored 2026-11-07
Fix Fixed Microsoft Confluence SAML SSO plugin (Microsoft): 7.4.0Microsoft JIRA SAML SSO plugin (Microsoft): 1.3.3

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
MicrosoftMicrosoft Confluence SAML SSO plugin1.0.0 to before 7.4.07.4.0Patch availableCNA
MicrosoftMicrosoft JIRA SAML SSO plugin1.0.0 to before 1.3.31.3.3Patch availableCNA
  • Microsoft Confluence SAML SSO plugin VendorMicrosoft Affected 1.0.0 to before 7.4.0 Fixed in 7.4.0 Patch available CNA
  • Microsoft JIRA SAML SSO plugin VendorMicrosoft Affected 1.0.0 to before 1.3.3 Fixed in 1.3.3 Patch available CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:microsoft:confluence_saml_sso:*:*:*:*:*:*:*:*before 7.4.0VulnerableMicrosoft
cpe:2.3:a:microsoft:jira_saml_sso:*:*:*:*:*:*:*:*before 1.3.3VulnerableMicrosoft
  • cpe:2.3:a:microsoft:confluence_saml_sso:*:*:*:*:*:*:*:* Versions before 7.4.0 Vulnerable ·Microsoft
  • cpe:2.3:a:microsoft:jira_saml_sso:*:*:*:*:*:*:*:* Versions before 1.3.3 Vulnerable ·Microsoft

Remediation

  • Fix · CNA Microsoft Confluence SAML SSO plugin (Microsoft) Fixed in 7.4.0
  • Fix · CNA Microsoft JIRA SAML SSO plugin (Microsoft) Fixed in 1.3.3

Vendor assessments

Microsoft

Microsoft's page for this CVE →

Impact
Elevation of Privilege
Exploited
No
Publicly disclosed
No
Exploitability
Exploitation More Likely
ProductStatusPlan or fix
Microsoft Confluence SAML SSO pluginFixed 7.4.0 · Security Update
Microsoft JIRA SAML SSO pluginFixed 1.3.3 · Security Update
Microsoft JIRA SAML SSO pluginFixed 1.3.3 · Security Update (Atlassian Marketplace)

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-41103
  2. 2026-10-03 Alias added: GHSA-w9j2-m5wx-fqq4
  3. 2026-10-25 EPSS moved to the 90th–95th percentile

References

Patch 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences