CVE-2025-9219 Post SMTP <= 3.4.1 - Missing Authorization to Authenticated (Subscriber+) Limited Plugin Option Update
Authenticated subscribers can modify plugin settings to enable pro extensions due to missing capability checks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-9219?
CVE-2025-9219 is a medium-severity missing authorization vulnerability in saadiqbal Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App, published on 3 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Post SMTP – WP SMTP Plugin with Email Logs and Mobile App for Failure Notifications – Gmail SMTP, Office 365, Brevo, Mailgun, Amazon SES and more plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'update_post_smtp_pro_option_callback' function in all versions up to, and including, 3.4.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to enable pro extensions.
Weakness: CWE-862
Which versions are affected by CVE-2025-9219?
How do I fix CVE-2025-9219?
No fix has been published for CVE-2025-9219 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-9219 being exploited?
There is no known exploitation of CVE-2025-9219 in the wild and no public exploit code.