CVE-2023-27397 File upload in MicroEngine Mailform

Critical 9.8 Published 23 May 2023 Updated 31 Jan 2025

Remote attackers can upload and execute arbitrary files if file upload and server save options are enabled in MicroEngine Mailform.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-27397?

CVE-2023-27397 is a critical vulnerability in MicroEngine Mailform, published on 23 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Unrestricted upload of file with dangerous type exists in MicroEngine Mailform version 1.1.0 to 1.1.8. If the product's file upload function and server save option are enabled, a remote attacker may save an arbitrary file on the server and execute it.

Weakness: CWE-434

Which versions are affected by CVE-2023-27397?

It affects 1 product.

Products include Microengine Mailform.

How do I fix CVE-2023-27397?

No fix has been published for CVE-2023-27397 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-27397 being exploited?

There is no known exploitation of CVE-2023-27397 in the wild and no public exploit code.

CVE-2023-27507 Path traversal in MicroEngine Mailform Critical 9.8

Sources

Also known as GHSA-g497-rhxm-mc9f.