High severity · published Apr 26, 2026
CVE-2026-7053
Tenda F456 httpd L7Prot frmL7ProtForm buffer overflow
8.8
CVSS
0.6%
EPSS
No
On KEV
Description
A security flaw has been discovered in Tenda F456 1.0.0.5. This affects the function frmL7ProtForm of the file /goform/L7Prot of the component httpd. Performing a manipulation of the argument page results in buffer overflow. Remote exploitation of the attack is possible. The exploit has been released to the public and may 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)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
F4
F456 · Tenda
1.0.0.5 · source: vendor
FF
F456 Firmware · Tenda
1.0.0.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-7053
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7053
Exploit
https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_124/README.md
Third Party Advisory
https://vuldb.com/submit/798455
Third Party Advisory
https://vuldb.com/vuln/359626
Permissions Required
https://vuldb.com/vuln/359626/cti
Product
https://www.tenda.com.cn/
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