CVE-2021-21249

OneDev is an all-in-one devops platform. In OneDev before version 4.0.3, there is an issue involving YAML parsing which can lead to post-auth remote code execution. In order to parse and process YAML files, OneDev uses SnakeYaml which by default when not using SafeConstructor allows the...

CVE-2021-21249

OneDev is an all-in-one devops platform. In OneDev before version 4.0.3, there is an issue involving YAML parsing which can lead to post-auth remote code execution. In order to parse and process YAML files, OneDev uses SnakeYaml which by default when not using SafeConstructor allows the...

CVE-2021-21249

CVE-2021-21249 affects OneDev prior to 4.0.3, where YAML parsing with SnakeYaml could deserialize arbitrary classes, enabling post-auth remote code execution. The root cause is unsafe deserialization when not using SafeConstructor, allowing crafted YAML to instantiate user-controlled classes (e.g...