CVE-2023-3294 in react-storefront
Summary
by MITRE • 06/16/2023
Cross-site Scripting (XSS) - DOM in GitHub repository saleor/react-storefront prior to c29aab226f07ca980cc19787dcef101e11b83ef7.
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Analysis
by VulDB Data Team • 01/26/2026
The vulnerability identified as CVE-2023-3294 represents a cross-site scripting vulnerability located within the DOM (Document Object Model) of the saleor/react-storefront repository. This issue affects versions prior to the commit c29aab226f07ca980cc19787dcef101e11b83ef7, indicating that developers who have not updated to this specific commit remain at risk. The vulnerability stems from improper handling of user input within the DOM structure, creating potential attack vectors for malicious actors to execute unauthorized scripts in users' browsers.
The technical flaw manifests when user-supplied data is directly incorporated into DOM elements without adequate sanitization or encoding mechanisms. This allows attackers to inject malicious scripts that can execute in the context of the victim's browser session, potentially leading to session hijacking, data theft, or unauthorized actions performed on behalf of the user. The DOM-based nature of this vulnerability means that the malicious payload is executed through manipulation of the document object model itself rather than through server-side processing or direct input validation failures.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform sophisticated attacks such as credential theft through session hijacking, data exfiltration, or even privilege escalation within the application's context. Users who interact with the affected application may unknowingly execute malicious code that can persist across sessions or be triggered by specific user actions. This vulnerability particularly affects web applications that rely heavily on client-side JavaScript processing and dynamic content rendering, making the react-storefront framework a prime target for such attacks.
Mitigation strategies for CVE-2023-3294 should prioritize immediate code updates to the specified commit c29aab226f07ca980cc19787dcef101e11b83ef7 or equivalent fixes that properly sanitize and encode user input before DOM manipulation. Security practitioners should implement comprehensive input validation mechanisms, employ proper content security policies, and utilize secure coding practices that prevent direct insertion of user data into DOM elements. Additionally, regular security audits and dependency updates should be maintained to prevent similar vulnerabilities from emerging in other components of the application stack. The vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws, and may map to ATT&CK techniques related to client-side attacks and credential access through web application vulnerabilities. Organizations should also consider implementing automated security scanning tools that can detect similar DOM-based XSS patterns in their code repositories.