CVE-2026-54211

CRITICAL CVSS 4.0: 9.5 EPSS 0.41%
Updated Aug 07, 2026
Tobit Laboratories Ag
Parameter Value
CVSS 9.5 (CRITICAL)
Type CWE-787 (Out-of-bounds Write)
Vendor Tobit Laboratories Ag
Public PoC No

Tobit Laboratories AG TeamDavid's Webbox application’s endpoint “//serverClient_close.html” is vulnerable to a buffer overflow vulnerability in multiple form data parameters. By submitting excessively long values in these parameters, an authenticated attacker can trigger a server crash, resulting in denial of service. Depending on the stack state or if a stack canary can be disclosed through another vulnerability, this buffer overflow could potentially be exploited for remote code execution, leading to full compromise of the server.

This issue affects TeamDavid through Rollout 524.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)

Vulnerable Products

tobit laboratories ag:teamdavid