CVE-2026-32833
CVE-2026-32833 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v4: 8.7
- EPSS exploit prediction: 1% (68th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2026-32833?
- 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.
- How severe is CVE-2026-32833?
- CVE-2026-32833 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2026-32833 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-32833?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2026-32833 published?
- CVE-2026-32833 was published on 2026-06-26 and last updated on 2026-06-29.
References
- 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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