{"id":"CVE-2026-38820","title":"openNDS before 11.0.0 is susceptible to unauthenticated OS command execution via shell command injection through the fas query parameter on the /opennds_preauth/ endpoint because of libopennds.sh.","summary":"openNDS before 11.0.0 is susceptible to unauthenticated OS command execution via shell command injection through the fas query parameter on the /opennds_preauth/ endpoint because of libopennds.sh.","severity":"high","cvss":8.3,"cvssVector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L","cwe":["CWE-78"],"published":"2026-08-28","updated":"2026-09-09","sourceUpdated":"2026-09-09T15:54:36.797","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-38820","references":[{"url":"https://github.com/openNDS/openNDS/commit/8c03750d9a17d601fa7bd03ae7cde20c7c8d1252","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.01743,"epssPercentile":0.76789,"ingestedAt":"2026-09-09T16:14:05.517Z","slug":"CVE-2026-38820","body":"## Overview\n\nopenNDS before 11.0.0 is susceptible to unauthenticated OS command execution via shell command injection through the fas query parameter on the /opennds_preauth/ endpoint because of libopennds.sh.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":46,"depthScoreParts":{"impact":45.7,"likelihood":0.3,"exploitation":0,"ransomware":0},"changes":[]}