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OpenAdvisories

Vendor

OpenC3

12 known vulnerabilities.

OpenC3 at a glance

Last 12 months
9
Critical · all time
4
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 3 5 December 2025: 0 vulnerabilities Dec 2025 January 2026: 1 vulnerability, 1 critical February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 5 vulnerabilities, 2 critical June 2026: 0 vulnerabilities Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 3 vulnerabilities, 1 critical Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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Products

12 results · Feed

  • Critical 9.9

    OpenC3 COSMOS: Authenticated remote code execution via the user-writable config overlay (table definitions, cmd/tlm definitions, and script suites)

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. From 5.1.0 until 7.3.0, authenticated non-administrator users can write content under targets_modified/ that is later executed by multiple …

  • High 7.6

    OpenC3 COSMOS: Stored, cross-user XSS via Telemetry screen BUTTON widget

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. From 5.0.6 until 7.3.0, an authenticated actor with system_set permission can store a shared screen through POST /openc3-api/screen whose B…

  • High 8.8

    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 pypi_url setting through set_setting at POST /openc3-api/api, then cause Open…

  • Critical 9.6

    OpenC3 COSMOS: Administrative Actions via the Script Runner Tool

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. Prior to version 7.0.0-rc3, the Script Runner widget allows users to execute Python and Ruby scripts directly from the openc3-COSMOS-script…

  • Critical 9.6

    OpenC3 COSMOS: SQL Injection in QuestDB Time-Series Data Base

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. From version 6.7.0 to before version 7.0.0-rc3, a SQL injection vulnerability exists in the Time-Series Database (TSDB) component of COSMOS…

  • Medium 4.6

    OpenC3 COSMOS: Self-XSS in the Command Sender

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. Prior to version 7.0.0, the Command Sender UI uses an unsafe eval() function on array-like command parameters, which allows a user-supplied…

  • Medium 4.3

    OpenC3 COSMOS: Arbitrary write to plugins directory via path-traversed config filenames

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. Prior to versions 6.10.5 and 7.0.0-rc3, OpenC3 COSMOS contains a design flaw in the save_tool_config() function that allows saving tool con…

  • High 8.1

    OpenC3 COSMOS: Hijacked session token can be used to reset password for persistence

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. Prior to versions 6.10.5 and 7.0.0-rc3, the OpenC3 password change functionality allows a user to change their password without providing t…

  • Critical 10.0

    Unauthenticated Remote Code Execution in openc3-api

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. From 5.0.0 to 6.10.1, OpenC3 COSMOS contains a critical remote code execution vulnerability reachable through the JSON-RPC API. When a JSON…

  • Medium 4.8

    OpenC3 COSMOS uses clear text storage of password/token (`GHSL-2024-129`)

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. OpenC3 COSMOS stores the password of a user unencrypted in the LocalStorage of a web browser. This makes the user password susceptible to e…

  • Medium 5.3

    OpenC3 COSMOS allows a path traversal via screen controller (`GHSL-2024-127`)

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. A path traversal vulnerability inside of LocalMode's open_local_file method allows an authenticated user with adequate permissions to downl…

  • Medium 5.1

    OpenC3 COSMOS vulnerable to cross-site scripting in Login functionality (`GHSL-2024-128`)

    OpenC3 COSMOS provides the functionality needed to send commands to and receive data from one or more embedded systems. The login functionality contains a reflected cross-site scripting (XSS) vulnerability. This vulnerability is fixed in 5.19.0. Note: This CV…