Base Score

MEDIUM5.3

CVE-2025-66128

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.

VectorNETWORK

Published Byaudit@patchstack.com

Published DateDec 16, 2025, 09:15

Weakness Type (CWE):CWE-862

CVSS Metrics

Base Score

5.3

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Base Severity

MEDIUM

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

LOW

Integrity (I)

NONE

Availability (A)

NONE

References

https://vdp.patchstack.com/database/Wordpress/Plugin/woocommerce-sendinblue-newsletter-subscription/vulnerability/wordpress-sendinblue-for-woocommerce-plugin-4-0-49-broken-access-control-vulnerability?_s_id=cve

Base Score

MEDIUM5.3

Weakness Type (CWE):CWE-862

CVSS Metrics

Base Score

5.3

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Base Severity

MEDIUM

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

LOW

Integrity (I)

NONE

Availability (A)

NONE