CVE-2026-1025 in Common Licensing Agent
Summary
by MITRE • 09/18/2026
IBM Common Licensing Agent 9.0, Agent 9.0.0.1, Agent 9.0.0.2, ART 9.0, ART 9.0.0.1, and ART 9.0.0.2 is vulnerable to cross-site scripting. This vulnerability allows users to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.
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Analysis
by VulDB Data Team • 09/18/2026
The IBM Common Licensing Agent versions 9.0, 9.0.0.1, and 9.0.0.2, along with ART versions 9.0, 9.0.0.1, and 9.0.0.2, contain a critical cross-site scripting vulnerability within their web-based user interface components. This flaw stems from insufficient validation or sanitization of user-supplied input before it is processed by the application server and subsequently rendered in the browser context. When an attacker crafts malicious HTTP requests containing embedded JavaScript payloads, these scripts are stored or reflected back to the victim's browser without proper encoding. The vulnerability specifically targets the web UI endpoints that handle licensing queries or administrative configurations, allowing for the injection of executable code into otherwise trusted pages served by the IBM infrastructure management tools.
From a technical perspective, this issue is classified under CWE-79, which denotes Improper Neutralization of Input During Web Page Generation commonly known as Cross-site Scripting (XSS). The attack vector typically involves social engineering or direct interaction with exposed web endpoints where input fields are not adequately sanitized against script tags and event handlers. Because the vulnerability resides in a component used for license management and administration, it often operates within an environment that assumes a higher level of trust among users. Consequently, when the malicious JavaScript executes in the context of the victim's session, it inherits all privileges associated with that user account, including access to sensitive configuration data and administrative controls.
The operational impact of this vulnerability is significant due to its potential for credential disclosure and session hijacking. An attacker can exploit the XSS flaw to steal authentication cookies, session tokens, or other security credentials stored in local storage or accessible via JavaScript APIs. By redirecting these stolen values to a remote server controlled by the adversary, the attacker gains unauthorized access to the IBM licensing infrastructure. This compromise allows for further exploitation of related systems within the enterprise network, potentially leading to broader system takeover, data exfiltration, and disruption of software license compliance operations. The ability to alter intended functionality also means attackers could modify UI elements to deceive administrators into performing unintended actions or revealing additional sensitive information through phishing-like interfaces generated dynamically by the injected scripts.
Mitigation strategies should focus on both immediate remediation and long-term security hardening. IBM has released patches for these specific versions that address the input validation deficiencies in the web interface components. Administrators are strongly advised to apply the latest available updates or service packs immediately to close this attack vector. In addition to patching, organizations should implement strict Content Security Policy headers to restrict the execution of inline scripts and limit sources from which content can be loaded. Network-level controls such as Web Application Firewalls can also help detect and block attempts to inject malicious payloads into web forms. Regular security audits and code reviews focusing on input handling in all user-facing interfaces are essential to prevent similar vulnerabilities from being introduced or persisting in legacy systems that may not receive immediate patching due to operational constraints.