Improper Authentication in SAML SSO - Service Provider - CVE-2026-5343
Published: April 2, 2026
Vulnerability identifier: #VU124816
CSH Severity: High
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-5343
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error when processing authentication requests. A remote attacker can bypass authentication process and gain unauthorized access to the application.
Affected software
SAML SSO - Service Provider
How to mitigate CVE-2026-5343
Install updates from vendor's website.
SAML SSO - Service Provider - update to 3.1.4