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CVE-2026-90689

Tenda W20E formDelWebAuthWhiteUser stack-based overflow

CVSS 4.0 8.7 HIGHCVSS 3.1 8.8 HIGHCVSS 3.0 8.8 HIGHCVSS 2.0 9.0 Check source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-90689

Published

A security flaw has been discovered in Tenda W20E 15.11.0.61068_1546_841_CN_TDC. Impacted is the function formDelWebAuthWhiteUser. Performing a manipulation of the argument webAuthWhiteUserIndex results in stack-based buffer overflow. The attack can be initiated remotely.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-90689

Published

W20E

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Tenda",
                    "product": "W20E",
                    "versions": [
                        {
                            "version": "15.11.0.61068_1546_841_CN_TDC",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:o:tenda:w20e_firmware:*:*:*:*:*:*:*:*"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON