CVE-2025-27778: Applio allows unsafe deserialization in infer.py

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-03-19 · updated 2026-06-17
Weakness: CWE-502

Description

Applio is a voice conversion tool. Versions 3.2.8-bugfix and prior are vulnerable to unsafe deserialization in `infer.py`. The issue can lead to remote code execution. As of time of publication, a fix is available on the `main` branch of the Applio repository but not attached to a numbered release.

Affected products

IAHispano Applio: through 3.2.8-bugfix

References

https://github.com/IAHispano/Applio/blob/29b4a00e4be209f9aac51cd9ccffcc632dfb2973/rvc/infer/infer.py#L464
https://github.com/IAHispano/Applio/blob/29b4a00e4be209f9aac51cd9ccffcc632dfb2973/tabs/inference/inference.py#L338-L345
https://github.com/IAHispano/Applio/blob/29b4a00e4be209f9aac51cd9ccffcc632dfb2973/tabs/tts/tts.py#L50-L57
https://github.com/IAHispano/Applio/commit/16019befdcbbff0b264a5e30785feef4b70df8d9
https://github.com/IAHispano/Applio/commit/eb21d9dd349a6ae1a28c440b30d306eafba65097
https://securitylab.github.com/advisories/GHSL-2024-341_GHSL-2024-353_Applio/

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