High severity · published Oct 6, 2025
CVE-2025-11326
Tenda AC18 WifiMacFilterSet stack-based overflow
8.8
CVSS
1.3%
EPSS
No
On KEV
Description
A weakness has been identified in Tenda AC18 15.03.05.19(6318). This affects an unknown part of the file /goform/WifiMacFilterSet. Executing a manipulation of the argument wifi_chkHz can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.
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)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
AC18 · Tenda
15.03.05.19(6318) · source: vendor
AF
Ac18 Firmware · Tenda
15.03.05.19(6318) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-11326
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-11326
Exploit
https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/AC18/WifiMacFilterSet.md
Permissions Required
https://vuldb.com/?ctiid.327209
Third Party Advisory
https://vuldb.com/?id.327209
Third Party Advisory
https://vuldb.com/?submit.664530
Product
https://www.tenda.com.cn/
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