CVE-2026-129258
CRITICAL
NVD
CVSS Score
9.1
Severity
CRITICAL
Published
Nov 14, 2026
Vendor
unknown
Description
A vulnerability was identified in Tenda AC18 15.03.05.05_multi/15.03.05.19 Build 6318. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/upgrade of the component Firmware Upgrade Handler. Such manipulation of the argument upgradeFile leads to insufficient verification of data authenticity. The attack may be launched remotely. The exploit is publicly available and might be used.