Paper/Archive/CVE-2026-41103

CVE-2026-41103

Microsoft Microsoft Confluence SAML SSO plugin — Microsoft SSO Plugin for Jira & Confluence Elevation of Privilege Vulnerability

EPSS 5%CVSS 9.1

critical.is priorityof 100

CVSS 9.1 (CNA)9.1 / 10 × 3027.3 Not in CISA KEV+300.0 EPSS percentile 92.7.927 × 2018.5 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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

Affected

ProductAffectedFixed inSource

Microsoft Confluence SAML SSO plugin1.0.0 – < 7.4.07.4.0CNA

Microsoft JIRA SAML SSO plugin1.0.0 – < 1.3.31.3.3CNA

Scores by source

microsoft (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C

CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

patchmsrc.microsoft.com/update-guide/vulnerability/CVE-2026-41103