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Vulnerability record · CVE-2026-32833 · published 26 June 2026

CVE-2026-32833: OS command injection vulnerability

Cudy LT300 3.0 running firmware prior to version 2.5.12 contains an OS command injection vulnerability that allows authenticated attackers to execute arbitrary commands by injecting shell metacharacters into the cbid.system.ntp.current POST parameter in the system time configuration interface. Attackers can submit malicious payloads through the NTP settings endpoint to achieve remote code execution on the underlying system.

8.7 CVSS 4.0 High EPSS 2.4% · top 16.5% CWE-78 · OS command injection Deferred
8.7CVSS 4.0 base score
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
29 Jun 2026Last modified by NVD

Description

Cudy LT300 3.0 running firmware prior to version 2.5.12 contains an OS command injection vulnerability that allows authenticated attackers to execute arbitrary commands by injecting shell metacharacters into the cbid.system.ntp.current POST parameter in the system time configuration interface. Attackers can submit malicious payloads through the NTP settings endpoint to achieve remote code execution on the underlying system.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://www.cudy.com/en-us/pages/download-center/lt300-3-0
https://www.vulncheck.com/advisories/cudy-lt300-os-command-injection-via-ntp-configuration

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Source: NIST National Vulnerability Database (record CVE-2026-32833), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.