VulnerabilityAnalyzed

CVE-2026-7151

A vulnerability was determined in Tenda HG3 2.0.

HIGH 7.4EPSS 0.63%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.63%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A vulnerability was determined in Tenda HG3 2.0. Impacted is the function formUploadConfig of the file /boaform/formIPv6Routing. This manipulation of the argument destNet causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized.

CVSS 4.0: 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/M
EPSS: 0.63% probability · 48th percentile
CISA KEV: Not listed
Weakness: CWE-119, CWE-121
Affected: tenda/hg3 firmware
Source: cna@vuldb.com

References

https://vuldb.com/submit/802058Third Party Advisory, VDB Entry
https://vuldb.com/vuln/359750Third Party Advisory, VDB Entry
https://vuldb.com/vuln/359750/ctiPermissions Required, VDB Entry
https://www.notion.so/33e0c75766a88041bd86d3810994a541Exploit, Third Party Advisory
https://www.tenda.com.cn/Product

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.