PT-2026-35339 · Tenda · Hg3

2Er00Ne · Published 2026-04-26 · Updated 2026-04-28 · CVE-2026-7151

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Tenda HG3 version 2.0

Description A stack-based buffer overflow exists in the formUploadConfig() function within the '/boaform/formIPv6Routing' file. This issue occurs when the destNet argument is manipulated, allowing a remote attacker to initiate an attack.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

CVE-2026-7151

Affected Products

Hg3

References · 10

• 🔥 https://notion.so/33e0c75766a88041bd86d3810994a541 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-7151 · Security Note
• https://vuldb.com/vuln/359750 · Note
• https://twitter.com/KaitanSecurity/status/2048862252208452066 · Twitter Post
• https://tenda.com.cn · Note
• https://vuldb.com/submit/802058 · Note
• https://t.me/CVEtracker/51989 · Telegram Post
• https://twitter.com/vuldb/status/2048496880888541447 · Twitter Post
• https://vuldb.com/vuln/359750/cti · Note
• https://twitter.com/VulmonFeeds/status/2048916919709790419 · Twitter Post