CVE-2025-27782 Applio allows arbitrary file write in inference.py

High 7.7 Published Updated

Attackers can write arbitrary files on the Applio server, potentially leading to remote code execution when combined with unsafe deserialization.

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-2025-27782?

CVE-2025-27782 is a high-severity path traversal vulnerability in IAHispano Applio, published on 19 Mar 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Applio is a voice conversion tool. Versions 3.2.8-bugfix and prior are vulnerable to arbitrary file write in inference.py. This issue may lead to writing arbitrary files on the Applio server. It can also be used in conjunction with an unsafe deserialization to achieve remote code execution. As of time of publication, no known patches are available.

Weakness: CWE-22

Which versions are affected by CVE-2025-27782?

It affects 1 product.

Products include Applio Applio.

How do I fix CVE-2025-27782?

No fix has been published for CVE-2025-27782 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2025-27782 being exploited?

There is no known exploitation of CVE-2025-27782 in the wild and no public exploit code.

Sources

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