High severity · published May 25, 2026
CVE-2026-9428
Tenda F1202 PPTPUserSetting fromPPTPUserSetting stack-based overflow
8.8
CVSS
0.6%
EPSS
No
On KEV
Description
A vulnerability has been found in Tenda F1202 1.2.0.20(408). Affected is the function fromPPTPUserSetting of the file /goform/PPTPUserSetting. Such manipulation of the argument delno 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)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
F1
F1202 · Tenda
1.2.0.20(408) · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9428
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9428
github.com
https://github.com/Litengzheng/vuldb_new2/blob/main/F1202/vul_29/README.md
vuldb.com
https://vuldb.com/submit/813911
vuldb.com
https://vuldb.com/vuln/365409
vuldb.com
https://vuldb.com/vuln/365409/cti
www.tenda.com.cn
https://www.tenda.com.cn/
More from F1202
9.8
CVE-2024-30635
Tenda F1202 v1.2.0.20(408) has a stack overflow vulnerability located in the funcpara1 parameter in the formSetCfm function
9.8
CVE-2023-38939
Tenda F1202 V1.2.0.9 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via the mit_ssid parameter in the formWrlsafeset function
9.8
CVE-2023-38938
Tenda F1202 V1.2.0.9, PA202 V1.1.2.5, PW201A V1.1.2.5 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via the page parameter at /L7Im
9.8
CVE-2023-38932
Tenda F1202 V1.2.0.9, PA202 V1.1.2.5, PW201A V1.1.2.5 and FH1202 V1.2.0.9 were discovered to contain a stack overflow via the page parameter in the SafeEmailFilter function
9.8
CVE-2023-37723
Tenda F1202 V1.0BR_V1.2.0.20(408), FH1202_V1.2.0.19_EN were discovered to contain a stack overflow in the page parameter in the function fromqossetting