{"id":"CVE-2025-28382","aliases":["PYSEC-2025-256","GHSA-cf8v-5mrc-jv7f"],"title":"An issue in the openc3-api/tables endpoint of OpenC3 COSMOS before 6.1.0 allows attackers to execute a directory traversal.","summary":"An issue in the openc3-api/tables endpoint of OpenC3 COSMOS before 6.1.0 allows attackers to execute a directory traversal.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","vendor":"openc3","product":"openc3","ecosystem":"pip","affected":["openc3 <= 6.0.0"],"published":"2025-06-13","updated":"2026-07-13","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/PYSEC-2025-256","references":[{"url":"https://github.com/OpenC3/cosmos/releases/tag/v6.1.0"},{"url":"https://openc3.com/"},{"url":"https://github.com/OpenC3/cosmos/commit/fc7e11310a7cdf9f1939886e1b29009db4d4b718"},{"url":"https://github.com/OpenC3/cosmos/pull/1828"},{"url":"https://visionspace.com/openc3-cosmos-a-security-assessment-of-an-open-source-mission-framework/"}],"tags":["osv","pip"],"epss":0.00886,"epssPercentile":0.57752,"ingestedAt":"2026-07-13T18:58:06.740Z","slug":"CVE-2025-28382","body":"## Overview\n\nAn issue in the openc3-api/tables endpoint of OpenC3 COSMOS before 6.1.0 allows attackers to execute a directory traversal.\n\n## Affected packages\n\n- `openc3 <= 6.0.0`\n\n## Remediation\n\nRefer to the advisory for the patched release.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}