CVE-2026-66697
Received Received - Intake

BaseFortify

Publication date: 2026-08-13

Last updated on: 2026-08-13

Assigner: Patchstack

Description
Unauthenticated Cross Site Scripting (XSS) in Colissimo Officiel : Méthodes de livraison pour WooCommerce <= 2.10.0 versions.

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Meta Information

Published
2026-08-13
Last Modified
2026-08-13
Generated
2026-08-13
AI Q&A
2026-08-13
EPSS Evaluated
N/A
NVD
CVE-2026-66697
EUVD
EUVD-2026-57904

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
patchstack colissimo_officiel to 2.10.0 (inc)

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.

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Executive Summary

This is an Unauthenticated Cross Site Scripting (XSS) vulnerability in the Colissimo Officiel plugin for WooCommerce, affecting versions 2.10.0 and below. XSS allows attackers to inject malicious scripts into web pages viewed by other users without needing authentication.

Detection Guidance

Since this is an unauthenticated XSS vulnerability in the Colissimo Officiel plugin for WooCommerce, detection involves checking for vulnerable versions and testing for XSS payloads. Inspect your WordPress plugins directory for the Colissimo Officiel plugin version <= 2.10.0. Use tools like WPScan to scan for vulnerable plugins: wpscan --url <your-site-url> --enumerate vp,vt. Manually test for XSS by injecting payloads in input fields related to delivery methods.

Impact Analysis

An attacker could exploit this to steal user session cookies, redirect users to malicious sites, or perform actions on their behalf. This could lead to account takeovers, data theft, or unauthorized transactions if users interact with the injected scripts.

Compliance Impact

This vulnerability could lead to unauthorized access to user data, violating GDPR's data protection principles and HIPAA's security requirements. Organizations may face fines or penalties for failing to protect user data adequately.

Mitigation Strategies

Immediately update the Colissimo Officiel plugin to the latest version if an update is available. If no update exists, consider disabling the plugin temporarily until a patch is released. Implement a web application firewall (WAF) to filter malicious XSS payloads. Review and sanitize all user inputs in the plugin's delivery method forms to prevent script injection.

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