What’s Vulnerable › Vulnerabilities

CVE-2026-7151: Tenda HG3 formIPv6Routing formUploadConfig stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-27 · updated 2026-10-26
• Weakness: CWE-119

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.

Affected products

• Tenda HG3: 300003070

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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