High severity · published Feb 8, 2026
CVE-2026-2186
Tenda RX3 SetIpMacBind fromSetIpMacBind stack-based overflow
8.8
CVSS
0.9%
EPSS
No
On KEV
Description
A vulnerability has been found in Tenda RX3 16.03.13.11. Impacted is the function fromSetIpMacBind of the file /goform/SetIpMacBind. Such manipulation of the argument list leads to stack-based buffer overflow. The attack may be performed from remote. The exploit has been disclosed to the public and may be used.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RX
RX3 · Tenda
16.03.13.11 · source: vendor
RF
Rx3 Firmware · Tenda
16.03.13.11 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-2186
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-2186
Exploit
https://github.com/LX-66-LX/cve-new/issues/7
Permissions Required
https://vuldb.com/?ctiid.344889
Third Party Advisory
https://vuldb.com/?id.344889
Third Party Advisory
https://vuldb.com/?submit.749718
Product
https://www.tenda.com.cn/
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