CVE-2025-3876: SMS Alert Order Notifications – WooCommerce <= 3.8.1 - Authenticated (Subscriber+) Privilege Escalation via handleWpLoginCreateUserAction Function

8.8 CVSS

Description

The SMS Alert Order Notifications – WooCommerce plugin for WordPress is vulnerable to Privilege Escalation due to insufficient user OTP validation in the handleWpLoginCreateUserAction() function in all versions up to, and including, 3.8.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to impersonate any account by supplying its username or email and elevate their privileges to that of an administrator.

Classification

CVE ID: CVE-2025-3876

CVSS Base Severity: HIGH

CVSS Base Score: 8.8

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

Problem Types

CWE-862 Missing Authorization

Affected Products

Vendor: cozyvision1

Product: SMS Alert Order Notifications – WooCommerce

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 14.36% (scored less or equal to compared to others)

EPSS Date: 2025-05-20 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-3876
https://www.wordfence.com/threat-intel/vulnerabilities/id/1cf65f79-d386-4dd4-a360-b2f764dfaf19?source=cve
https://plugins.trac.wordpress.org/browser/sms-alert/tags/3.8.0/handler/forms/class-wplogin.php#L447
https://plugins.trac.wordpress.org/browser/sms-alert/tags/3.8.0/handler/forms/class-wplogin.php#L145
https://wordpress.org/plugins/sms-alert/#developers
https://plugins.trac.wordpress.org/changeset/3290478/

Timeline