CVE-2026-7100

A flaw has been found in Tenda F456 1.0.0.5. The impacted element is the function fromNatlimitof of the file /goform/Natlimit of the component httpd. Executing a manipulation can lead to buffer overflow. The attack may be launched remotely. The exploit has been published and may be used.
References
Link Resource
https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_138/README.md Exploit Third Party Advisory
https://vuldb.com/submit/798473 Third Party Advisory VDB Entry
https://vuldb.com/vuln/359675 Third Party Advisory VDB Entry
https://vuldb.com/vuln/359675/cti Permissions Required VDB Entry
https://www.tenda.com.cn/ Product
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:f456_firmware:1.0.0.5:*:*:*:*:*:*:*
cpe:2.3:h:tenda:f456:-:*:*:*:*:*:*:*

History

30 Apr 2026, 14:03

Type Values Removed Values Added
First Time Tenda
Tenda f456
Tenda f456 Firmware
References () https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_138/README.md - () https://github.com/Litengzheng/vuldb_new/blob/main/F456/vul_138/README.md - Exploit, Third Party Advisory
References () https://vuldb.com/submit/798473 - () https://vuldb.com/submit/798473 - Third Party Advisory, VDB Entry
References () https://vuldb.com/vuln/359675 - () https://vuldb.com/vuln/359675 - Third Party Advisory, VDB Entry
References () https://vuldb.com/vuln/359675/cti - () https://vuldb.com/vuln/359675/cti - Permissions Required, VDB Entry
References () https://www.tenda.com.cn/ - () https://www.tenda.com.cn/ - Product
CPE cpe:2.3:o:tenda:f456_firmware:1.0.0.5:*:*:*:*:*:*:*
cpe:2.3:h:tenda:f456:-:*:*:*:*:*:*:*

27 Apr 2026, 09:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-04-27 09:16

Updated : 2026-04-30 14:03


NVD link : CVE-2026-7100

Mitre link : CVE-2026-7100

CVE.ORG link : CVE-2026-7100


JSON object : View

Products Affected

tenda

  • f456_firmware
  • f456
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')