CVE-2026-26732: Buffer Overflow

Published Feb 17, 2026
·
Updated

TOTOLINK A3002RU V2.1.1-B20211108.1455 was discovered to contain a stack-based buffer overflow via the vpnUser or vpnPassword parameters in the formFilter function.

Affected Software

3 affected components
TOTOLINK A3002RU
All of the following
TOTOLINK A3002ru Firmware=2.1.1-b20211108.1455
TOTOLINK A3002RU-V2

Event History

Feb 17, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·07:21 PM
DescriptionSeverityWeaknessAffected Software
Nov 6, 58117
Event
via FIRST·02:26 AM
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Frequently Asked Questions

1

What is the severity of CVE-2026-26732?

The severity of CVE-2026-26732 is classified as high due to the potential for remote code execution resulting from the stack-based buffer overflow.

2

How do I fix CVE-2026-26732?

To fix CVE-2026-26732, upgrade the TOTOLINK A3002RU firmware to version 2.1.1-B20211108.1455 or a later version where the vulnerability has been patched.

3

What are the affected devices for CVE-2026-26732?

CVE-2026-26732 affects the TOTOLINK A3002RU router specifically running firmware version 2.1.1-B20211108.1455.

4

What type of vulnerability is CVE-2026-26732?

CVE-2026-26732 is a stack-based buffer overflow vulnerability that can be exploited through the vpnUser or vpnPassword parameters.

5

Can CVE-2026-26732 be exploited remotely?

Yes, CVE-2026-26732 can be exploited remotely, allowing attackers to execute malicious code on vulnerable devices.

Contact

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