CVE-2026-116548
Received Received - Intake

Stored XSS in VikRentCar Car Rental Management System WordPress Plugin

Vulnerability report for CVE-2026-116548, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-31

Last updated on: 2026-10-31

Assigner: Wordfence

Description

The VikRentCar Car Rental Management System plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'optionals' parameter in all versions up to, and including, 1.4.10 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CVSS Scores

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Meta Information

Published
2026-10-31
Last Modified
2026-10-31
Generated
2026-10-31
AI Q&A
2026-10-31
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

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Executive Summary

This vulnerability is a Stored Cross-Site Scripting (XSS) flaw in the VikRentCar Car Rental Management System WordPress plugin. It allows unauthenticated attackers to inject malicious scripts via the 'optionals' parameter due to poor input sanitization and output escaping. The scripts execute when users access infected pages.

Detection Guidance

Check WordPress installations for the VikRentCar Car Rental Management System plugin versions up to 1.4.10. Inspect pages for injected scripts in the 'optionals' parameter. Use security plugins like Wordfence to scan for XSS vulnerabilities.

Impact Analysis

An attacker could steal user sessions, redirect to malicious sites, or deface pages. Users visiting compromised pages may have their data exposed or accounts hijacked. The attack requires no authentication, increasing risk.

Compliance Impact

This XSS flaw could lead to unauthorized data access or modification, violating GDPR's integrity and confidentiality principles. For HIPAA, it may compromise protected health information integrity. Both standards require safeguards against such exploits.

Mitigation Strategies

Update the VikRentCar plugin to the latest version beyond 1.4.10. If an update is unavailable, consider disabling or removing the plugin. Implement a web application firewall to block XSS attempts.

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