CVE-2026-0774
WatchYourLAN Configuration Page Argument Injection Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of WatchYourLAN. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of the arpstrs parameter. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-26708.
Published:Jan 23, 2026
Last Modified:Apr 18, 2026
EPS:Jan 23, 2026
EPSS Score:0.00355
CVSS Score:8.8
Affected Products
Vendor
Product
Action
Vendor
Watchyourlan
Product
Watchyourlan
Watchyourlan
Watchyourlan
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
