Exposed Dangerous Method or Function

Overview Affected versions of this package are vulnerable to Exposed Dangerous Method or Function through the EncryptionTool endpoint. An attacker can encrypt arbitrary files on the target server with a key of their choosing, making it exceedingly difficult for the target to recover the keys need...

PT-2025-12172

Name of the Vulnerable Software and Affected Versions h2oai/h2o-3 version 3.46.0 Description The issue allows an attacker to encrypt any files on the target server with a key of their choosing through an endpoint exposing a custom EncryptionTool. This can result in ransomware-like behavior, makin...

CVE-2024-6863: Exposed Dangerous Method or Function

In h2oai/h2o-3 version 3.46.0, an endpoint exposing a custom EncryptionTool allows an attacker to encrypt any files on the target server with a key of their choosing. The chosen key can also be overwritten, resulting in ransomware-like behavior. This vulnerability makes it possible for an attacke...

H2O Vulnerable to Execution of Arbitrary Files

In h2oai/h2o-3 version 3.46.0, an endpoint exposing a custom EncryptionTool allows an attacker to encrypt any files on the target server with a key of their choosing. The chosen key can also be overwritten, resulting in ransomware-like behavior. This vulnerability makes it possible for an attacke...