CVE-2026-4906 describes a high-severity stack-based buffer overflow vulnerability (CVSS 8.8) affecting Tenda AC5 firmware version 15.03.06.47. This flaw resides in the decodePwd function of the /goform/WizardHandle component, allowing a remote attacker with low privileges to manipulate the WANT/WANS argument. Successful exploitation can lead to high impact on confidentiality, integrity, and availability without requiring user interaction. While not currently on the CISA KEV list, the exploit has been publicly disclosed and may be utilized, with some community discussion noted.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
15.03.06.47CPE matchmatch criteria | cpe:2.3:o:tenda:ac5_firmware:15.03.06.47:*:*:*:*:*:*:* |
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.
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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.