CVE-2026-57807 in OAuth Single Sign On Plugin
Summary
by MITRE • 07/10/2026
Authentication Bypass Using an Alternate Path or Channel vulnerability in miniOrange Security Software Pvt Ltd. OAuth Single Sign On - SSO (OAuth Client) allows Password Recovery Exploitation.
This issue affects OAuth Single Sign On - SSO (OAuth Client): from n/a through 38.5.8.
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Analysis
by VulDB Data Team • 07/10/2026
This authentication bypass vulnerability resides within the miniOrange Security Software Pvt Ltd. OAuth Single Sign On - SSO (OAuth Client) product, specifically impacting versions ranging from n/a through 38.5.8. The flaw manifests as an alternate path or channel exploitation that allows unauthorized access to systems protected by the OAuth client implementation. This represents a critical weakness in the authentication framework where legitimate users may be able to bypass standard authentication mechanisms through alternative routes within the software architecture.
The technical nature of this vulnerability stems from improper validation of authentication states and potential race conditions within the password recovery workflow. When users attempt to recover their passwords through the OAuth client, the system fails to adequately verify that the user possesses legitimate credentials before proceeding with the recovery process. This weakness creates a pathway where malicious actors can exploit the alternate authentication channel without proper authorization, effectively undermining the core security controls designed to protect user access.
The operational impact of this vulnerability is significant across multiple security domains including identity management, access control, and privilege escalation. Organizations relying on miniOrange's OAuth SSO client for their authentication infrastructure face potential unauthorized access to sensitive systems and data. This vulnerability could enable attackers to gain administrative privileges or access restricted resources without proper authentication, potentially leading to data breaches, system compromise, and regulatory compliance violations.
The root cause of this issue aligns with CWE-284 Access Control Issues, specifically related to improper access control mechanisms within the password recovery process. From an ATT&CK framework perspective, this vulnerability maps to T1078 Valid Accounts and T1566 Phishing techniques where attackers can leverage compromised credentials or bypass authentication entirely. The vulnerability also intersects with T1046 Network Service Scanning as attackers may attempt to identify accessible endpoints that utilize the vulnerable OAuth client implementation.
Mitigation strategies should include immediate patching of affected versions, implementation of additional authentication layers during password recovery processes, and enhanced monitoring of authentication events. Organizations should deploy network segmentation to limit access to OAuth client configurations and implement multi-factor authentication requirements for privileged accounts. Security controls should also include regular vulnerability assessments targeting authentication components and ensuring proper input validation throughout the OAuth workflow. Additionally, implementing comprehensive audit logging and alerting mechanisms around password recovery activities will help detect potential exploitation attempts and provide forensic evidence for incident response activities.