Stack Buffer Overflow in Tenda AC7 by Tenda
CVE-2026-51844

9.8CRITICAL

Key Information:

Vendor

Tenda
Status
AC7
Vendor
CVE Published:
19 June 2026

What is CVE-2026-51844?

The Tenda AC7 router version 15.03.06.44 contains a stack buffer overflow vulnerability in the /goform/AdvSetMacMtuWan interface. This flaw can be exploited through the cloneType parameter, potentially allowing attackers to execute arbitrary code or cause unexpected behavior within the device, thereby compromising network security. Users are advised to apply available patches and secure their devices against potential exploitation.

References

https://www.kdev.site/cve-request_006/

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.