CVE-2026-90689 in W20E

Prediction

by VulDB Data Team • 09/13/2026

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.

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• Responsible: VulDB
• Moderation: accepted
• Entry: VDB-403222
• CPE: ready
• CWE: CWE-121 (confirmed)
• CVSS: 8.8 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: low
• Sector: Telecommunication, Homeoffice, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-90689
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-90689
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-90689/