In openNDS before 11.0.0, the client_params.sh script, invoked by the openNDS daemon to serve the authenticated client status page, is vulnerable to OS command injection through crafted HTTP GET query parameter keys. An authenticated captive portal user can inject arbitrary shell commands by embedding semicolons in a URL query parameter name.

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History

Thu, 27 Aug 2026 18:00:00 +0000

Type Values Removed Values Added
Description In openNDS before 11.0.0, the client_params.sh script, invoked by the openNDS daemon to serve the authenticated client status page, is vulnerable to OS command injection through crafted HTTP GET query parameter keys. An authenticated captive portal user can inject arbitrary shell commands by embedding semicolons in a URL query parameter name.
First Time appeared Opennds
Opennds opennds
Weaknesses CWE-78
CPEs cpe:2.3:a:opennds:opennds:*:*:*:*:*:*:*:*
Vendors & Products Opennds
Opennds opennds
References
Metrics cvssV3_1

{'score': 7.6, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-28T00:12:08.428Z

Reserved: 2026-04-06T10:01:05.608Z

Link: CVE-2026-38822

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-28T02:16:21.620

Modified: 2026-08-28T02:16:21.620

Link: CVE-2026-38822

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses