CVE-2025-66128: Missing Authorization in Brevo Sendinblue for WooCommerce
Missing Authorization vulnerability in Brevo Sendinblue for WooCommerce woocommerce-sendinblue-newsletter-subscription allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Sendinblue for WooCommerce: from n/a through <= 4.0.49.
AI Analysis
Technical Summary
The vulnerability CVE-2025-66128 affects the Sendinblue for WooCommerce plugin by Brevo, specifically versions up to 4.0.49. It is a missing authorization issue where access control is improperly configured, allowing unauthorized users to perform actions that should require authorization. The CVSS 3.1 base score is 5.3 (medium), reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to integrity loss without confidentiality or availability impact. No patch or official fix information is available from the vendor or other sources at this time.
Potential Impact
The vulnerability can lead to unauthorized modification of data or actions within the affected plugin, impacting data integrity. There is no impact on confidentiality or availability reported. No known active exploitation has been documented.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, review and restrict access to the affected plugin and monitor for unusual activity related to Sendinblue for WooCommerce. Avoid exposing the plugin to untrusted users or networks.
CVE-2025-66128: Missing Authorization in Brevo Sendinblue for WooCommerce
Description
Missing Authorization vulnerability in Brevo Sendinblue for WooCommerce woocommerce-sendinblue-newsletter-subscription allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Sendinblue for WooCommerce: from n/a through <= 4.0.49.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2025-66128 affects the Sendinblue for WooCommerce plugin by Brevo, specifically versions up to 4.0.49. It is a missing authorization issue where access control is improperly configured, allowing unauthorized users to perform actions that should require authorization. The CVSS 3.1 base score is 5.3 (medium), reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to integrity loss without confidentiality or availability impact. No patch or official fix information is available from the vendor or other sources at this time.
Potential Impact
The vulnerability can lead to unauthorized modification of data or actions within the affected plugin, impacting data integrity. There is no impact on confidentiality or availability reported. No known active exploitation has been documented.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, review and restrict access to the affected plugin and monitor for unusual activity related to Sendinblue for WooCommerce. Avoid exposing the plugin to untrusted users or networks.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2025-11-21T11:21:32.202Z
- Cvss Version
- null
- State
- PUBLISHED
Threat ID: 69411750594e45819d70c74d
Added to database: 12/16/2025, 8:24:48 AM
Last enriched: 5/1/2026, 6:58:14 PM
Last updated: 5/9/2026, 1:21:28 AM
Views: 110
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