CVE-2026-4534 describes a stack-based buffer overflow vulnerability in Tenda FH451 router firmware version 1.0.0.9, specifically affecting the formWrlExtraSet function when manipulating the 'GO' argument. Rated 8.8 HIGH on the CVSS scale, this flaw allows a remote attacker with low privileges to achieve high impact on confidentiality, integrity, and availability without requiring user interaction. Although not currently listed in CISA's KEV catalog, an exploit for this vulnerability has been published and is publicly available, generating some community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0.0.9CPE matchmatch criteria | cpe:2.3:o:tenda:fh451_firmware:1.0.0.9:*:*:*:*:*:*:* |
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.
Remediation records are not available for this CVE.