CVE-2026-77601 OpenC3 COSMOS: Authenticated OS command injection via the `pypi_url` setting

OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. From 5.12.0 until 7.3.0, an authenticated actor can write the pypiurl setting through setsetting at POST /openc3-api/api, then cause OpenC3::PluginModel.installphase2 in...

PT-2026-97523

Name of the Vulnerable Software and Affected Versions OpenC3 COSMOS versions 5.12.0 through 7.2.9 Description An authenticated actor can execute arbitrary operating system commands as the openc3 service user. The issue occurs when the set setting method at the POST /openc3-api/api endpoint is use...