cbcvebase.
CVE-2025-11091
published 2025-09-28

CVE-2025-11091: A security flaw has been discovered in Tenda AC21 up to 16.03.08.16. Affected by this vulnerability is the function sscanf of the file…

PriorityP264high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
0.68%
48.0th percentile
A security flaw has been discovered in Tenda AC21 up to 16.03.08.16. Affected by this vulnerability is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be exploited.

Affected

18 ranges
VendorProductVersion rangeFixed in
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21——
tendaac21_firmware<= 16.03.08.16—

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv4.07.4HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
nvdv2.09.0CRITICALAV:N/AC:L/Au:S/C:C/I:C/A:C
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