High severity · published Oct 7, 2025
CVE-2025-11356
Tenda AC23 SetStaticRouteCfg sscanf buffer overflow
8.8
CVSS
0.8%
EPSS
No
On KEV
Description
A vulnerability was found in Tenda AC23 up to 16.03.07.52. Affected by this issue is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could 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)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AC
AC23 · Tenda
16.03.07.0; 16.03.07.1; 16.03.07.2; 16.03.07.3; 16.03.07.4; 16.03.07.5; +34 more · source: vendor
AF
Ac23 Firmware · Tenda
16.03.07.52 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-11356
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-11356
Exploit
https://github.com/cymiao1978/cve/blob/main/12.md
Permissions Required
https://vuldb.com/?ctiid.327241
Third Party Advisory
https://vuldb.com/?id.327241
Third Party Advisory
https://vuldb.com/?submit.664923
Product
https://www.tenda.com.cn/
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