CVE-2025-64372 in Traveler Plugin
Summary
by MITRE • 12/18/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in shinetheme Traveler traveler allows Reflected XSS.This issue affects Traveler: from n/a through < 3.2.6.
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Analysis
by VulDB Data Team • 12/18/2025
This vulnerability represents a classic cross-site scripting flaw that exploits improper input sanitization during web page generation within the shinetheme Traveler plugin. The reflected XSS vulnerability occurs when the application fails to properly neutralize user-supplied input before incorporating it into dynamically generated web pages. Attackers can craft malicious payloads that, when executed by victims' browsers, can steal session cookies, perform unauthorized actions, or redirect users to malicious sites. The vulnerability specifically impacts versions of the Traveler plugin ranging from the initial release through version 3.2.5, indicating a persistent flaw that required multiple patch releases to address.
The technical implementation of this vulnerability stems from the plugin's failure to properly escape or sanitize input parameters that are reflected back to users in web responses. When user input is directly incorporated into HTML output without adequate sanitization measures, malicious scripts can be injected and executed within the victim's browser context. This type of vulnerability falls under CWE-79 which specifically addresses improper neutralization of input during web page generation, making it a well-documented and widely recognized weakness in web application security. The reflected nature of the vulnerability means that malicious input must be passed through a request parameter and then reflected back in the response, typically via URL parameters or form submissions.
The operational impact of this vulnerability extends beyond simple script execution as it provides attackers with the capability to establish persistent access to user sessions and potentially escalate privileges within the affected application. An attacker could craft a malicious URL containing XSS payloads that, when clicked by an authenticated user, could steal their session tokens and impersonate them within the application. This creates a significant risk for administrative users who might be targeted through spear-phishing attacks or social engineering campaigns. The vulnerability also enables attackers to manipulate the application's behavior, potentially leading to data theft, modification of content, or complete compromise of user accounts. According to ATT&CK framework, this vulnerability maps to T1531 which covers "Credential Access" through the exploitation of web application vulnerabilities.
Mitigation strategies for this vulnerability should include immediate implementation of input validation and output encoding mechanisms to prevent malicious payloads from being executed. The most effective approach involves implementing proper HTML escaping for all user-supplied input before rendering it in web pages, ensuring that special characters are properly encoded to prevent script execution. Organizations should also implement Content Security Policy headers to limit the sources from which scripts can be loaded and executed within the application context. Additionally, regular security assessments and input validation testing should be conducted to identify similar vulnerabilities in other parts of the application. The patch release to version 3.2.6 addresses this specific issue by implementing proper input sanitization and output encoding mechanisms that neutralize potentially malicious input before it can be reflected back to users.