Vulnerability details

CVE-2026-7098

Tenda F456

Tenda F456 httpd DhcpListClient fromDhcpListClient buffer overflow

CVSS 4.0

8.7High

Official description

A security vulnerability has been detected in Tenda F456 1.0.0.5. Impacted is the function fromDhcpListClient of the file /goform/DhcpListClient of the component httpd. Such manipulation of the argument page leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed publicly and may be used.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P`
8.8High	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
8.8High	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Tenda	F456	1.0.0.5	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/vuln/359673 vdb-entrytechnical-description
https://vuldb.com/vuln/359673/cti signaturepermissions-required
https://vuldb.com/submit/798471 third-party-advisory
https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_136/README.md exploit
https://www.tenda.com.cn/ product

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Details

Published: 2026-04-27
Last updated: 2026-04-27
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

0.61%

Probability of exploitation in 30 days

49.8%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-120
Buffer Overflow
CWE-119
Memory Corruption