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Vulnerability record · CVE-2026-38820 · published 28 August 2026

CVE-2026-38820: OS command injection vulnerability

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.

8.3 CVSS 3.1 High EPSS 2.9% · top 13.7% CWE-78 · OS command injection Deferred
8.3CVSS 3.1 base score
2.9%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
9 Sep 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

References

LinkTags
https://github.com/openNDS/openNDS/commit/8c03750d9a17d601fa7bd03ae7cde20c7c8d1252

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Source: NIST National Vulnerability Database (record CVE-2026-38820), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.