Post SMTP <= 2.9.11 - Missing Authorization via regenerate_qrcode()

2025-01-07 00:00

Strategic Overview

Status

Patched in 2.9.12

Affected PluginPost SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App

Affected Version<= 2.9.11

CVSS4.3Medium

CVECVE-2025-22800

View all Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App vulnerabilities

Vulnerability Overview

The Post SMTP plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the regenerate_qrcode() function in versions up to, and including, 2.9.11. This makes it possible for authenticated attackers, with subscriber-level access and above, to generate QR codes.

Technical Analysis

REMEDIATION: Update to version 2.9.12, or a newer patched version --- IDENTIFIER: CWE-862 (Missing Authorization) The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

External References

https://www.cve.org/CVERecord?id=CVE-2025-22800 https://www.wordfence.com/threat-intel/vulnerabilities/id/763a7dec-72e3-46d2-a82e-268c577e0289

CVSS Vector

4.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityLow
AvailabilityNone

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