CVE-2026-7151

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

7.4CVSS: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

CVSS 3.1

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

EPSS

0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-26)

CWEs

CWE-119, CWE-121

Published

2026-04-27

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

Affected

• tenda:hg3_firmware

References

• https://vuldb.com/submit/802058
• https://vuldb.com/vuln/359750
• https://vuldb.com/vuln/359750/cti
• https://www.notion.so/33e0c75766a88041bd86d3810994a541
• https://www.tenda.com.cn/

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