Disclosure summary
A weakness has been identified in Tenda AC20 16.03.08.12. This affects the function httpd of the file /goform/openSchedWifi. Executing a manipulation of the argument schedStartTime/schedEndTime can lead to buffer overflow. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.
Source-reported weakness categories
CWE-119, CWE-120
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2025-14656
Open original source · Updated Oct 07, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| tenda | ac20_firmware | 16.03.08.12 |
Original records & references
- NIST NVD record
- CVE Program record
- github.com — Exploit, Third Party Advisory
- vuldb.com — Permissions Required, VDB Entry
- vuldb.com — Third Party Advisory, VDB Entry
- vuldb.com — Third Party Advisory, VDB Entry
- www.tenda.com.cn — Product
PUBLISHED 2025-12-14T06:15:40-05:00
MODIFIED 2026-10-07T15:10:00-04:00
INGESTED 2026-10-08T12:35:47-04:00