CVE-2026-2908 is a stack-based buffer overflow vulnerability in the Tenda HG9 300001138 router, specifically within the /boaform/formLoopBack component's Loopback Detection Configuration Endpoint. An attacker can remotely exploit this by manipulating the Ethtype argument. With a CVSS score of 8.8 (High), successful exploitation could lead to high impact on confidentiality, integrity, and availability. While publicly disclosed, there is no evidence of active exploitation, nor are there readily available Metasploit or ExploitDB modules, and it has garnered minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
300001138CPE matchmatch criteria | cpe:2.3:o:tenda:hg9_firmware:300001138:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.