CVE-2026-7099: Tenda F456 httpd QuickIndex formQuickIndex buffer overflow

Published Apr 27, 2026
·
Updated

A vulnerability was detected in Tenda F456 1.0.0.5. The affected element is the function formQuickIndex of the file /goform/QuickIndex of the component httpd. Performing a manipulation of the argument mitlinktype results in buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.

Affected Software

3 affected components
Tenda Tenda F456=1.0.0.5
All of the following
Tenda F456 Firmware=1.0.0.5
Tenda F456

Event History

Apr 27, 2026
CVE Published
via MITRE·07:30 AM
Data Sourced
via MITRE·07:30 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 AM
DescriptionSeverityWeaknessAffected Software
Oct 6, 58306
Event
via FIRST·07:53 PM
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Frequently Asked Questions

1

What is the severity of CVE-2026-7099?

CVE-2026-7099 is classified as a critical vulnerability due to the potential for remote code execution through buffer overflow.

2

How do I fix CVE-2026-7099?

To fix CVE-2026-7099, update your Tenda F456 device to the latest firmware version provided by the vendor.

3

What systems are affected by CVE-2026-7099?

CVE-2026-7099 affects the Tenda F456 device specifically on version 1.0.0.5.

4

What type of vulnerability is CVE-2026-7099?

CVE-2026-7099 is a buffer overflow vulnerability found in the QuickIndex function of the Tenda F456’s HTTP daemon.

5

Can CVE-2026-7099 be exploited remotely?

Yes, CVE-2026-7099 can be exploited remotely by manipulating arguments sent to the vulnerable QuickIndex function.

Contact

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