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CVE-2026-41103: confluence saml sso vulnerability
CVE-2026-41103: critical vulnerability affecting confluence saml sso. Check CVSS, KEV status, business impact and recommended administrator actions.
- CVSS
- 9.1 CRITICAL
- EPSS
- 91.82%
- Known exploited
- not in KEV
- Product
- confluence saml sso
What is known
Incorrect implementation of authentication algorithm in Microsoft SSO Plugin for Jira & Confluence allows an unauthorized attacker to elevate privileges over a network.
Business impact
Successful exploitation of CVE-2026-41103, a critical vulnerability (CVSS 9.1) affecting confluence saml sso, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.
Recommended administrator action
Confirm whether confluence saml sso is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.