CVE-2025-27783 Applio allows arbitrary file write in train.py
Attackers can write arbitrary files via path traversal in train.py, potentially achieving 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-2025-27783?
CVE-2025-27783 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 train.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-2025-27783?
It affects 1 product.
Products include Applio Applio.
How do I fix CVE-2025-27783?
No fix has been published for CVE-2025-27783 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-2025-27783 being exploited?
There is no known exploitation of CVE-2025-27783 in the wild and no public exploit code.
Other vulnerabilities in IAHispano Applio
- CVE-2025-27778 Applio allows unsafe deserialization in infer.py
- CVE-2025-27779 Applio allows unsafe deserialization in model_blender.py
- CVE-2025-27780 Applio allows unsafe deserialization in model_information.py
- CVE-2025-27781 Applio allows unsafe deserialization in inference.py
- CVE-2025-27774 Applio allows SSRF and file write in model_download.py