CVE-2026-96382 in Diba carousel slider Plugin
Summary
by MITRE • 10/22/2026
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal Diba carousel slider allows Stored XSS. This issue affects Diba carousel slider versions: from 0.0.0 to 3.0.2.
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Analysis
by VulDB Data Team • 10/22/2026
The identified security flaw represents a classic instance of Improper Neutralization of Input During Web Page Generation, commonly known as Cross-Site Scripting or XSS. Specifically, this vulnerability manifests within the Drupal Diba Carousel Slider module in its versions ranging from 0.0.0 through 3.0.2. The core technical deficiency lies in the application's failure to adequately sanitize and validate user-supplied input before rendering it back into dynamic web pages. When an attacker injects malicious script payloads, typically via HTML or JavaScript code, the server processes these inputs without applying necessary encoding filters or context-aware escaping mechanisms. Consequently, when other users access the affected page containing this content, their browsers execute the injected scripts in the security context of the vulnerable website rather than as static text. This behavior aligns directly with CWE-79, which categorizes improper neutralization of script-related HTML tags within a web page, and is further classified under ATT&CK technique T1059.007 for Command and Scripting Interpretation via JavaScript in browser-based attacks.
The operational impact of this stored XSS vulnerability is severe because the malicious payload persists on the server-side database or file system rather than being transient within a URL parameter as seen in reflected XSS scenarios. This persistence ensures that every user who views the compromised carousel slider content will trigger the execution of the attacker's code, leading to widespread compromise potential without requiring further interaction from the victim beyond mere page view. Attackers can leverage this capability to steal session cookies and authentication tokens, effectively hijacking active sessions for administrative or privileged accounts if they are viewing the infected page. Furthermore, the vulnerability enables phishing attacks where fake login forms or deceptive content can be injected into the legitimate site interface, tricking users into disclosing sensitive credentials. In more advanced exploitation chains, this flaw serves as a vector for defacement of the website's appearance and reputation damage, or it can act as an initial foothold for deeper network intrusions by downloading additional malware payloads to the victim's machine through drive-by download techniques facilitated by the browser context trust relationship with the origin domain.
Mitigation strategies must prioritize immediate remediation at both the application code level and infrastructure configuration levels. The most effective long-term solution involves upgrading the Diba Carousel Slider module to version 3.0.3 or later, where developers have presumably implemented robust input validation and output encoding practices compliant with modern web security standards such as OWASP Top Ten guidelines for XSS prevention. For organizations unable to upgrade immediately due to compatibility constraints, a temporary mitigation strategy includes implementing strict Content Security Policy headers that restrict the execution of inline scripts and limit script sources to trusted domains only. Additionally, deploying Web Application Firewalls configured with specific rulesets capable of detecting and blocking common XSS payload patterns can provide an additional layer of defense by intercepting malicious requests before they reach the application logic. Regular security audits focusing on input handling mechanisms across all user-facing forms and data entry points are essential to prevent similar vulnerabilities from being introduced in future updates or custom code modifications associated with this module.