CVE-2026-19789: Tenda AC1206 httpd web management interface WifiGuestSet set_wl_guest_iplist stack-based overflow

Published Aug 14, 2026
·
Updated

A vulnerability was determined in Tenda AC1206 15.03.06.23multiTD01. This vulnerability affects the function setwlguestiplist of the file /goform/WifiGuestSet of the component httpd web management interface. This manipulation of the argument shareSpeed causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

Affected Software

2 affected components
Tenda AC1206=15.03.06.23_multi_TD01
httpd web management interface/WifiGuestSet set_wl_guest_iplist

Event History

Aug 14, 2026
CVE Published
via MITRE·03:15 AM
Data Sourced
via MITRE·03:15 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-19789?

CVE-2026-19789 has a high severity rating of 8.8.

2

What type of vulnerability is CVE-2026-19789?

CVE-2026-19789 is a stack-based buffer overflow vulnerability.

3

How do I fix CVE-2026-19789?

To fix CVE-2026-19789, apply the latest firmware updates provided by Tenda for the AC1206 device.

4

What affects CVE-2026-19789?

CVE-2026-19789 affects the Tenda AC1206 device's httpd web management interface, specifically the set_wl_guest_iplist function.

5

Can CVE-2026-19789 be exploited remotely?

Yes, CVE-2026-19789 can be exploited remotely due to its nature as a remote code execution vulnerability.

Contact

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