CVE-2026-82542

Tenda HG10 Boa Web Server formIPv6Routing buffer overflow

State: Published
Severity: 10.0 Critical
Published: Aug 30, 2026
Updated: Sep 1, 2026
Reserved: Aug 29, 2026

Description

A weakness has been identified in Tenda HG10 300001138. Affected by this issue is the function formIPv6Routing of the file /boaform/admin/formIPv6Routing of the component Boa Web Server. This manipulation of the argument destNet causes buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Scores

CVSS	Score	Vector	Source
4.0	10.0 Critical	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P	VulDB
3.1	10.0 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
3.0	10.0 Critical	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R	VulDB
2.0	10.0 High	AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR	VulDB

Weaknesses

CWE-120 Buffer Overflow
CWE-119 Memory Corruption

Affected Products

Product	Versions
HG10Tenda	300001138Affected

References

VDB-397058 | Tenda HG10 Boa Web Server formIPv6Routing buffer overflowvdb-entrytechnical-description
VDB-397058 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-82542 | CVE Analysis and Reportthird-party-advisory
Submit #888876 | Tenda HG10 HG7_HG9_HG10re_300001138 Denial of Servicethird-party-advisory
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-formIPv6Route-destNt.mdexploit
https://www.tenda.com.cn/product

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