High severity8.8NVD Advisory· Published Aug 14, 2025· Updated Jun 17, 2026
CVE-2025-8939
CVE-2025-8939
Description
A vulnerability was determined in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/WifiGuestSet. The manipulation of the argument shareSpeed leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
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Affected products
3Patches
Vulnerability mechanics
References
6- github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20/Tenda%20AC20.mdnvdExploitThird Party Advisory
- github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20/Tenda%20AC20.mdnvdExploitThird Party Advisory
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdThird Party AdvisoryVDB Entry
- vuldb.comnvdPermissions RequiredVDB Entry
- www.tenda.com.cnnvdProduct
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