CVE-2026-77946

criticalCVSS 10covered by 1 sourcefirst seen 2026-08-22

A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerability is the function uci_safe_get of the file /cgi-bin/apply_time.cgi of the component NTP Timezone Configuration Handler. Executing a manipulation of the argument system.ntp.server/system.ntp.enable_server/cameo.time.time_zone/cameo.cameo.syslog_server can lead to stack-based buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

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Exploitation outlook

Low exploitation risk0.62% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalCVE-2026-77946: A vulnerability was determined in TRENDnet TEW-821DAP 2.2.01b05. Affected by this vulnerabilit…nvd · 2026-08-22

External references

NVD record for CVE-2026-77946

CVE.org record

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