CVE-2026-38820

high

Published 2026-08-28 · Modified 2026-08-28

Discuss on Community Propose mitigation

CVSS v3

8.3

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

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.3

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.

Predictions

Exploit likelihood

79%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

References

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

CWEs

CWE-78

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.