{"action":"Upgrade openc3 to 6.10.5 or later.","affected":[{"fixed":"6.10.5","introduced":"0"}],"component":"openc3","cve_ids":["CVE-2026-42085"],"ecosystem":"PyPI","epss":0.00313,"exploited":false,"fixed_versions":["6.10.5"],"ghsa_id":"GHSA-4jvx-93h3-f45h","id":"tcs_01M5KGYA3A1RFH4VF83NQ5DMYM","modified_at":"2026-07-13T07:15:38.668174368Z","published_at":"2026-05-04T18:16:30.510Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2243","https://github.com/OpenC3/cosmos/releases/tag/v6.10.5","https://github.com/OpenC3/cosmos/releases/tag/v7.0.0-rc3","https://github.com/OpenC3/cosmos/commit/9957a9fa460c0c0cf5cdbf6a5931bbdd025246a5","https://github.com/OpenC3/cosmos/commit/e6efccbd148ba0e3361c5891027f2373aa140d42","https://github.com/OpenC3/cosmos/security/advisories/GHSA-4jvx-93h3-f45h"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"PYSEC-2026-2243","url":"https://osv.dev/vulnerability/PYSEC-2026-2243"}],"summary":"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"}