CVE-2025-52628 in AION
Summary
by MITRE • 02/03/2026
HCL AION is affected by a Cookie with Insecure, Improper, or Missing SameSite vulnerability. This can allow cookies to be sent in cross-site requests, potentially increasing exposure to cross-site request forgery and related security risks. This issue affects AION: 2.0.
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Analysis
by VulDB Data Team • 02/11/2026
The vulnerability identified as CVE-2025-52628 affects HCL AION version 2.0 and represents a critical security flaw in the application's cookie handling mechanisms. This issue stems from improper configuration of the SameSite attribute for session cookies, which creates significant security implications for the affected system. The vulnerability allows cookies to be transmitted across different sites during cross-site requests, fundamentally compromising the security model that should protect against unauthorized actions initiated by malicious actors.
The technical flaw manifests when cookies lack proper SameSite attribute values or are configured with insecure settings such as SameSite=None without the required Secure flag. This misconfiguration enables attackers to exploit the vulnerability through cross-site request forgery attacks where malicious websites can leverage legitimate user sessions to perform unauthorized actions. The absence of proper SameSite enforcement creates a pathway for attackers to hijack user sessions or execute actions on behalf of authenticated users without their knowledge or consent. This weakness directly violates security best practices outlined in the OWASP Top Ten and aligns with CWE-16, which addresses issues related to configuration and improper handling of security-sensitive attributes.
The operational impact of this vulnerability extends beyond simple session management concerns to encompass potential data breaches, unauthorized access to sensitive information, and compromise of user accounts. Attackers can exploit this weakness to perform actions such as changing user passwords, accessing confidential data, or executing transactions within the application context. The risk is particularly elevated in environments where users maintain persistent sessions and where the application handles sensitive business or personal information. The vulnerability also aligns with ATT&CK technique T1531, which focuses on 'Modify System Image' through session manipulation, and T1566, which covers 'Phishing' via cross-site request forgery exploitation.
Mitigation strategies for CVE-2025-52628 require immediate implementation of proper SameSite cookie attributes across all session management components. Security patches should enforce SameSite=Strict or SameSite=Lax values for session cookies, with SameSite=None only being used when absolutely necessary and accompanied by the Secure flag. Organizations must conduct comprehensive cookie audit processes to identify all session and tracking cookies within the application and ensure proper configuration. Additionally, implementing Content Security Policy headers and other defense-in-depth measures will help reduce the overall attack surface. The vulnerability also necessitates regular security assessments and code reviews focused on cookie handling practices, with particular attention to ensuring compliance with current web security standards and regulatory requirements such as GDPR and PCI DSS.