CVE-2026-12263 in Password Manager Pro
Summary
by MITRE • 08/13/2026
Zohocorp ManageEngine Password Manager Pro versions before 13232 and PAM360 versions before 8551 are vulnerable to an authentication bypass vulnerability due to improper SAML validation.
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Analysis
by VulDB Data Team • 08/13/2026
This vulnerability represents a critical authentication bypass flaw in Zohocorp ManageEngine Password Manager Pro and PAM360 products that stems from inadequate SAML (Security Assertion Markup Language) validation mechanisms. The issue affects versions prior to 13232 for Password Manager Pro and 8551 for PAM360, creating a significant security risk where unauthorized users can potentially bypass the authentication process and gain access to privileged systems and sensitive password information. The vulnerability manifests when the application fails to properly validate SAML assertions received from identity providers, allowing attackers to manipulate authentication flows and impersonate legitimate users within the managed environment.
The technical root cause of this flaw lies in the insufficient validation of SAML response parameters, specifically around the issuer identification, assertion validity periods, and signature verification processes. Attackers can exploit this weakness by crafting malicious SAML responses that pass through the weakened validation checks, effectively allowing them to authenticate without proper credentials. This type of vulnerability maps directly to CWE-287 which addresses improper authentication issues in software systems, and aligns with ATT&CK technique T1078.004 which focuses on valid accounts used for unauthorized access. The flaw essentially undermines the entire Single Sign-On (SSO) infrastructure that organizations rely upon for secure access control.
The operational impact of this vulnerability extends beyond simple unauthorized access as it compromises the integrity of an organization's privileged account management system. Password Manager Pro and PAM360 are designed to securely store, manage, and distribute sensitive credentials across enterprise environments, making them attractive targets for attackers seeking persistent access to critical systems. Successful exploitation could enable threat actors to obtain access to thousands of user accounts, administrative privileges, and confidential corporate data that these applications typically protect. Organizations using these products may experience significant security breaches where attackers can move laterally through networks using stolen or compromised privileged credentials obtained through this authentication bypass.
Organizations should immediately upgrade to the patched versions 13232 for Password Manager Pro and 8551 for PAM360 to remediate this vulnerability. Additionally, administrators should implement enhanced monitoring of SAML authentication logs to detect unusual patterns or unauthorized access attempts that might indicate exploitation attempts. Network segmentation and multi-factor authentication controls should be strengthened as additional defensive measures. The vulnerability highlights the importance of proper SAML implementation and validation practices within enterprise security infrastructure, emphasizing that even well-established authentication protocols can introduce risks when not properly validated. Security teams should conduct thorough assessments of their SSO configurations and validate that all identity providers are correctly configured to prevent similar issues in other applications and services.