CVE-2024-35775 in Slider Plugin
Summary
by MITRE • 08/13/2024
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting'), Improper Authentication vulnerability in Soliloquy Team Slider by Soliloquy allows Cross-Site Scripting (XSS).This issue affects Slider by Soliloquy: from n/a through 2.7.6.
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Analysis
by VulDB Data Team • 03/15/2025
The vulnerability identified as CVE-2024-35775 represents a critical security flaw in the Soliloquy Team Slider plugin for WordPress, specifically manifesting as improper neutralization of input during web page generation. This issue creates a cross-site scripting vulnerability that allows attackers to inject malicious scripts into web pages viewed by other users. The vulnerability exists within the plugin's handling of user input during the generation of web pages, where insufficient sanitization and validation of data permits malicious payloads to be executed in the context of affected websites. This particular weakness falls under the CWE-79 category of Cross-site Scripting, which is classified as a fundamental web application security issue that has been consistently identified as one of the most prevalent and dangerous vulnerabilities in web applications.
The improper authentication aspect of this vulnerability further compounds the security risk by potentially allowing unauthorized users to exploit the XSS flaw without proper authorization. Attackers can leverage this vulnerability to execute malicious scripts in the browsers of other users who visit pages containing the compromised slider functionality. The affected version range spans from an unspecified starting point through version 2.7.6, indicating that any installation within this range could be vulnerable to exploitation. The vulnerability's impact extends beyond simple script execution as it can enable session hijacking, credential theft, and other malicious activities that compromise the security of the entire website and its users.
The operational impact of this vulnerability is significant for WordPress website administrators and users who rely on the Soliloquy Team Slider plugin for displaying team member information and organizational structures. When exploited, the XSS vulnerability can allow attackers to steal cookies, session tokens, and other sensitive information from authenticated users. The vulnerability also poses a risk to website integrity as malicious actors could inject harmful content that affects the appearance and functionality of the website. From an attacker's perspective, this vulnerability aligns with ATT&CK technique T1566.001 for initial access through spearphishing attachments and T1071.001 for application layer protocol usage, making it a particularly dangerous flaw in the context of modern web application security threats.
The remediation strategy for this vulnerability requires immediate action from affected website administrators to update their Soliloquy Team Slider plugin to a version that addresses the identified XSS and authentication flaws. This update process should be conducted with proper testing to ensure compatibility with existing website functionality and content. Additionally, implementing proper input validation and output encoding measures can provide defense-in-depth protection against similar vulnerabilities. Security professionals should monitor for any related exploitation attempts and consider implementing web application firewalls or content security policies to mitigate potential attacks. The vulnerability's classification under CWE-79 and its potential exploitation patterns align with common attack vectors documented in the ATT&CK framework, emphasizing the importance of comprehensive security measures beyond simple patch management.