CVE-2025-22532 in Simple Photo Sphere Plugin
Summary
by MITRE • 01/07/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Nagy Sandor Simple Photo Sphere allows Stored XSS.This issue affects Simple Photo Sphere: from n/a through 0.0.10.
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Analysis
by VulDB Data Team • 08/27/2025
This vulnerability represents a critical cross-site scripting flaw that enables attackers to inject malicious scripts into web pages viewed by other users. The vulnerability exists within the Simple Photo Sphere application developed by Nagy Sandor, specifically in the web page generation process where input validation and sanitization mechanisms fail to properly neutralize user-supplied data. The stored nature of this XSS vulnerability means that malicious scripts are permanently stored on the server and executed whenever affected pages are accessed, making it particularly dangerous as it can affect multiple users over extended periods. This vulnerability falls under the CWE-79 category of Cross-site Scripting and aligns with ATT&CK technique T1531 which focuses on establishing persistence through web-based attacks. The affected version range indicates that all versions up to and including 0.0.10 are vulnerable, suggesting a widespread impact across the application's user base.
The technical implementation of this flaw occurs during the web page generation phase where user input is not adequately sanitized before being rendered in HTML output. Attackers can exploit this by submitting malicious payloads through input fields or parameters that are then stored in the application's database or storage mechanisms. When other users view pages containing this stored malicious content, their browsers execute the injected scripts, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The vulnerability's persistence stems from the fact that the malicious scripts are stored server-side rather than being reflected in URLs or temporary input fields, making it more difficult to detect and remediate compared to reflected XSS variants.
The operational impact of this vulnerability extends beyond simple script execution as it provides attackers with a persistent foothold within the application environment. An attacker could leverage this vulnerability to steal user sessions, access sensitive information, modify content, or redirect users to phishing sites that mimic legitimate application interfaces. The stored nature of the attack vector means that the vulnerability remains active even after initial exploitation, continuously affecting all users who access the compromised pages. This persistent threat model makes the vulnerability particularly concerning for applications that handle user-generated content or store data that will be displayed to other users, as it can remain undetected for extended periods while continuously compromising user security.
Mitigation strategies for this vulnerability should prioritize immediate patching of the application to version 0.0.11 or later where the XSS flaw has been addressed. Organizations should implement comprehensive input validation and output encoding mechanisms that sanitize all user-supplied data before it is processed or stored within the application. The implementation of Content Security Policy headers can provide an additional layer of protection by restricting script execution and preventing unauthorized code injection. Regular security testing including automated vulnerability scanning and manual penetration testing should be conducted to identify similar flaws in the application's codebase. Additionally, developers should follow secure coding practices that align with OWASP Top Ten recommendations and implement proper input sanitization techniques to prevent similar vulnerabilities from being introduced in future releases. The vulnerability serves as a reminder of the critical importance of validating and sanitizing all user input in web applications to prevent persistent cross-site scripting attacks that can compromise entire user bases over time.