CVE-2026-8323 in Access Control System
Summary
by MITRE • 09/10/2026
URL redirection to untrusted site ('open redirect') vulnerability in Armiya Information Technologies Ltd. Co. Access Control System allows Fake the Source of Data.
This issue affects Access Control System: before Versiyon 2.
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Analysis
by VulDB Data Team • 09/10/2026
The identified vulnerability represents a classic Open Redirect flaw within the Access Control System developed by Armiya Information Technologies Ltd. Co., specifically affecting versions prior to version two. This security defect allows an attacker to manipulate URL redirection parameters, thereby tricking users into visiting malicious or untrusted third-party websites while making it appear as though they are still interacting with the legitimate application domain. The core technical flaw lies in the improper validation of user-supplied input used for redirect logic, where the system fails to verify that the target destination is within an allowed list of trusted domains. This lack of strict allow-listing or rigorous sanitization enables the injection of arbitrary URLs into redirection endpoints, facilitating a scenario known as Fake Source of Data manipulation.
From a technical perspective, this vulnerability exploits the trust relationship between the user and the application's domain. When a victim clicks on a crafted link containing malicious redirect parameters, their browser follows the HTTP 3xx status code response to the attacker-controlled site without warning. This mechanism is often leveraged in phishing campaigns where attackers create deceptive URLs that mimic legitimate login pages or administrative interfaces of the Access Control System. By hosting fake authentication forms on external domains and linking them via this open redirect vulnerability, threat actors can harvest sensitive credentials such as usernames, passwords, and multi-factor authentication tokens under the guise of a routine system interaction.
The operational impact of this vulnerability extends beyond simple credential theft. It significantly undermines user trust in the application's integrity and security posture. In enterprise environments utilizing access control systems for physical or logical security management, compromising administrative accounts through phishing facilitated by open redirects can lead to unauthorized physical entry, tampering with audit logs, or disabling critical security alerts. Furthermore, this vulnerability is frequently used as an initial vector in broader attack chains, serving as a stepping stone for session hijacking if the redirected site attempts to set cookies that are subsequently stolen via cross-site scripting attacks on the malicious domain, although the primary risk here remains social engineering and credential harvesting.
This flaw aligns with CWE-601, which defines URL Redirection to Untrusted Site (Open Redirect), a category of vulnerabilities where an application redirects users to URLs provided by unverified user input without proper validation. In terms of offensive security frameworks, this technique is categorized under the MITRE ATT&CK tactic of Initial Access and specifically relates to techniques involving Phishing for Information or Credential Harvesting via deceptive links. The ability to fake the source of data allows attackers to bypass basic URL inspection heuristics that users might employ when assessing link safety, as the domain name in the browser address bar remains legitimate until the final redirect occurs.
Mitigation strategies must focus on implementing strict input validation and output encoding practices within the application's redirection logic. The most effective defense is to implement an allow-list approach where only predefined, trusted domains are permitted for redirection operations. If dynamic redirects are necessary, developers should validate that the target URL does not contain protocol-relative links or external domain names by parsing the URL components before processing them. Additionally, implementing security headers such as Content-Security-Policy with directives limiting frame ancestors and script sources can provide a layer of defense against subsequent attacks like cross-site scripting if the redirect is exploited in conjunction with other vulnerabilities. Regular code reviews focusing on authentication flows and session management are essential to ensure that no new instances of this vulnerability are introduced during future development cycles, particularly as organizations upgrade from versions prior to two where these controls were likely absent or insufficiently enforced.