CVE-2026-71941

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the diaglogmail function. The vulnerability is caused by concatenating multiple smtpReceiver email addresses into a fixed-size buffer without checking the remaining buffer size. A remote attacker can trigger this...

CVE-2026-71938

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the switchlangvrp function. The vulnerability is caused by unsafe copying of the portList field into an undersized buffer. A remote attacker can trigger this vulnerability via crafted input, causing a denial of service...

CVE-2026-71936

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the sysreboot function. The vulnerability is caused by unsafe concatenation of split valueN data into a fixed-size buffer. A remote attacker can trigger this vulnerability via crafted input, causing a denial of service...

CVE-2026-71935

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the webBackupAction function. The vulnerability is caused by repeated string concatenation of the pathN, valueN, key, and option fields into fixed-size stack buffers without total length checks. A remote attacker can...

CVE-2026-71934

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the pingtrace function. The vulnerability is caused by missing length checks when the host, count, and interval fields are concatenated into a fixed-size buffer. A remote attacker can trigger this vulnerability via...

CVE-2026-71937

Multiple DrayTek VigorSwitch models contain a buffer overflow vulnerability in the poescheduleprofile function. The vulnerability is caused by repeated concatenation of the startdate, starttime, durationtime, howoften, weekdays, monthlydate, and cycleduration fields into small fixed-size buffers...

CVE-2026-71931

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the tftpupgrade function. The vulnerability is caused by insufficient filtering before the filename field is concatenated into a command. A remote attacker can trigger this vulnerability via crafted input to execute...

CVE-2026-71932

Multiple DrayTek VigorSwitch models contain a directory traversal vulnerability in the getSyslogFile function. The vulnerability is caused by insufficient validation of the option field. A remote attacker can trigger this vulnerability via crafted input containing path traversal sequences to acce...

CVE-2026-71927

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the rebDevice function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execut...

CVE-2026-71928

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the fdftDevice function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execu...

CVE-2026-71929

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the setDevProto function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to...

CVE-2026-71930

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the setTime function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execute...

CVE-2026-71924

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the getVid function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execute...

CVE-2026-71923

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the authset function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execute...

CVE-2026-71925

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the getDetail function. The vulnerability is caused by insufficient filtering of the username and password fields before command execution. A remote attacker can trigger this vulnerability via crafted input to execut...

CVE-2026-71926

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the setDevice function. The vulnerability is caused by insufficient sanitization of the username, password, and location fields before command execution. A remote attacker can trigger this vulnerability via crafted...

CVE-2026-71920

Multiple DrayTek VigorSwitch models contain a null pointer dereference vulnerability in the formlogout function. The vulnerability is caused by missing checks for an empty or absent Cookie header before string handling. A remote attacker can trigger this vulnerability via a crafted request to cra...

CVE-2026-71917

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the pingtrace function. The vulnerability is caused by insufficient validation of the host field before command execution. A remote attacker can trigger this vulnerability via crafted input to execute arbitrary...

CVE-2026-71918

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the webBackupAction function. The vulnerability is caused by insufficient filtering of the option, key, pwencode, pathN, and valueN fields before command execution. A remote attacker can trigger this vulnerability vi...

CVE-2026-71919

Multiple DrayTek VigorSwitch models contain a command injection vulnerability in the sysreboot function. The vulnerability is caused by insufficient filtering of the config, act, pathN, and valueN fields before command execution. A remote attacker can trigger this vulnerability via crafted input ...