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High severity7.6NVD Advisory· Published Aug 28, 2026

CVE-2026-38822

CVE-2026-38822

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2
  • OpenNDS/Openndsreferences2 versions
    (expand)+ 1 more
    • (no CPE)
    • (no CPE)range: <11.0.0

Patches

Vulnerability mechanics

References

1

News mentions

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