CVE-2026-25025 identifies a Reflected Cross-site Scripting (XSS) vulnerability in the VikRestaurants plugin developed by e4jvikwp, specifically affecting versions up to 1.5.2. The vulnerability stems from improper neutralization of user-supplied input during the generation of web pages, allowing malicious scripts to be injected and executed in the browsers of users who interact with crafted URLs or inputs. Reflected XSS occurs when untrusted data is included in a web page without proper validation or encoding, enabling attackers to execute arbitrary JavaScript in the victim's browser context. This can lead to a range of attacks including session hijacking, theft of cookies or credentials, defacement, or redirection to malicious websites. The vulnerability does not require authentication, increasing its risk profile, but does require user interaction, such as clicking on a malicious link. No CVSS score has been assigned yet, and no official patches or exploit code are currently available. The plugin is commonly used in WordPress environments to manage restaurant bookings and menus, making websites using this plugin potential targets. The lack of proper input sanitization indicates a coding flaw in how the plugin handles HTTP request parameters or form inputs when rendering pages. Given the widespread use of WordPress and its plugins, this vulnerability could be leveraged in targeted phishing campaigns or automated scanning to compromise vulnerable sites.

The impact of CVE-2026-25025 is significant for organizations using the VikRestaurants plugin, particularly those in the hospitality and restaurant sectors relying on WordPress for their online presence. Successful exploitation can compromise the confidentiality and integrity of user data by enabling attackers to steal session cookies, credentials, or personal information. It can also degrade availability indirectly by enabling attackers to deface websites or redirect users to malicious domains, damaging brand reputation and customer trust. Since the vulnerability is reflected XSS, it requires user interaction, which may limit mass exploitation but still poses a high risk through phishing or social engineering. Attackers could leverage this vulnerability to gain footholds for further attacks or to distribute malware. Organizations with high web traffic or sensitive customer data are at greater risk. Additionally, the absence of a patch increases the window of exposure. The vulnerability could also be used to bypass security controls like Content Security Policy (CSP) if improperly configured. Overall, the threat affects the security posture of affected websites and their users, potentially leading to data breaches and financial losses.

To mitigate CVE-2026-25025, organizations should implement multiple layers of defense. First, apply strict input validation on all user-supplied data, ensuring that inputs conform to expected formats and reject suspicious characters. Second, employ proper output encoding or escaping techniques when rendering data in HTML contexts to prevent script execution. Until an official patch is released, consider disabling or restricting the use of the VikRestaurants plugin or limiting its exposure to untrusted users. Web Application Firewalls (WAFs) can be configured to detect and block common XSS attack patterns targeting this plugin. Security teams should monitor web server logs and user reports for suspicious activity indicative of exploitation attempts. Educate users and staff about phishing risks associated with clicking unknown links. Additionally, review and implement Content Security Policy (CSP) headers to restrict script execution sources. Once a vendor patch is available, prioritize timely deployment. Regularly update all WordPress plugins and core installations to reduce the attack surface. Conduct security testing and code reviews for customizations related to the plugin to ensure no additional vulnerabilities exist.