CVE-2026-7834: Efm Iptime NAS1DUAL

Critical severity, CVSS 9.8. EPSS: 1% chance of exploitation in the next 30 days.

A security vulnerability has been detected in EFM ipTIME NAS1dual 1.5.24. This issue affects the function get_csrf_whites of the file /cgi/advanced/misc_main.cgi. Such manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Efm Iptime NAS1DUAL: version 1.5.24 only

Published 2026-05-05. Last modified 2026-06-17.