Stack-Based Buffer Overflow in TOTOLINK A3002RU Router
CVE-2026-26736

8.8HIGH

Key Information:

Vendor

TOTOLINK
Status
A3002RU
Vendor
CVE Published:
17 February 2026

What is CVE-2026-26736?

The TOTOLINK A3002RU router version V3.0.0-B20220304.1804 is impacted by a stack-based buffer overflow vulnerability that occurs due to improper handling of the static_ipv6 parameter in the formIpv6Setup function. This vulnerability can potentially allow attackers to execute arbitrary code, leading to unauthorized access to the device and possible control over the network. Proper mitigation steps should be taken to protect against exploitation of this security flaw.

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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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