CVE-2026-7080

Tenda F456 httpd PPTPUserSetting fromPPTPUserSetting buffer overflow

A security vulnerability has been detected in Tenda F456 1.0.0.5. This impacts the function fromPPTPUserSetting of the file /goform/PPTPUserSetting of the component httpd. Such manipulation of the argument delno leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

Affected

Tenda · F456

CVSS v4.0 VULDB

7.4 HIGHCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 VULDB

9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C

EPSS

1.01% chance of exploitation in the next 30 days, 62nd percentile

Published

2026-04-27

Proof-of-concept exploits (1)

• Litengzheng/vuldb_new/blob/main/F456/vul_132/README.md10★ · 2026-07-15

Security advisories

• https://vuldb.com/submit/798463
• https://vuldb.com/vuln/359655
• https://www.tenda.com.cn

References

• CVE Record
• NVD entry