Stack-Based Buffer Overflow in Tenda BE12 Pro by Tenda Electronics
CVE-2026-15696

8.7HIGH

Key Information:

Vendor

Tenda
Status
Be12 Pro
Vendor
CVE Published:
14 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-15696?

A significant vulnerability exists in the Tenda BE12 Pro, specifically within the fromVirtualSer function of the /goform/VirtualSer component. This vulnerability allows for manipulation of the input parameters, potentially leading to a stack-based buffer overflow. As a result, attackers can execute remote exploits, posing severe risks if left unmitigated. The details about the vulnerability have been publicly disclosed, emphasizing the urgent need for users to secure their devices against potential exploitation.

Affected Version(s)

BE12 Pro 16.03.66.23

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-15696 - Proof of Concept

References

https://vuldb.com/vuln/378243
vdb-entrytechnical-description
https://vuldb.com/vuln/378243/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-15696
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

dexingzhiqing (VulDB User)
.