Stack-Based Buffer Overflow in TOTOLINK A3002RU Router
CVE-2026-26732

8.8HIGH

Key Information:

Vendor

TOTOLINK
Status
A3002RU
Vendor
CVE Published:
17 February 2026

What is CVE-2026-26732?

A stack-based buffer overflow vulnerability has been identified in the TOTOLINK A3002RU router's formFilter function. This issue arises when processing the 'vpnUser' or 'vpnPassword' parameters, potentially allowing attackers to exploit this flaw by sending crafted requests. Successful exploitation could enable unauthorized access or other malicious activities affecting the router's integrity and security.

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References

https://github.com/0xmania/cve/tree/main/TOTOLINK-A3002RU...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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