High severity · published Oct 9, 2025
CVE-2025-11524
A flaw has been found in Tenda AC7 15.03.06.44
8.8
CVSS
1%
EPSS
No
On KEV
Description
A flaw has been found in Tenda AC7 15.03.06.44. This issue affects some unknown processing of the file /goform/SetDDNSCfg. This manipulation of the argument ddnsEn causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been published 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)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Ac7 Firmware · Tenda
15.03.06.44 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-11524
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-11524
Exploit
https://github.com/noahze01/IoT-vulnerable/blob/main/Tenda/AC7/SetDDNSCfg.md
Permissions Required
https://vuldb.com/?ctiid.327662
Third Party Advisory
https://vuldb.com/?id.327662
Third Party Advisory
https://vuldb.com/?submit.669852
Product
https://www.tenda.com.cn/
More from Ac7 Firmware
9.8
CVE-2018-14558
Tenda AC7, AC9, and AC10 Routers Command Injection Vulnerability
9.8
CVE-2026-51846
In Tenda AC7 v15.03.06.44, the wanSpeed parameter of the route /goform/AdvSetMacMtuWan has a stack buffer overflow vulnerability that can lead to remote arbitrary code execution
9.8
CVE-2026-51845
Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the mac parameter
9.8
CVE-2026-51844
Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the cloneType parameter
9.8
CVE-2026-51843
Tenda AC7 v15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface via the wanMTU parameter