CVE-2026-2910

HIGH

Tenda HG9 300001138 - Buffer Overflow

Title source: llm
STIX 2.1

Description

A flaw has been found in Tenda HG9 300001138. This vulnerability affects unknown code of the file /boaform/formPing6. Executing a manipulation of the argument pingAddr can lead to stack-based buffer overflow. The attack may be performed from remote. The exploit has been published and may be used.

References (5)

Core 5
Core References
Permissions Required, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.347219
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.347219
Permissions Required, VDB Entry third-party-advisory
https://vuldb.com/?submit.755212
Issue Tracking exploit issue-tracking
https://github.com/QIU-DIE/cve-nneeww/issues/12
Various Sources product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0015
EPSS Percentile 35.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-121 CWE-119
Status published
Products (1)
tenda/hg9_firmware 300001138
Published Feb 22, 2026
Tracked Since Feb 22, 2026