CVE-2026-0774HIGH 8.8EPSS p46.9%

CVE-2026-0774CVE-2026-0774

Description

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.

Scoring

CVSS 3.08.8 (HIGH)
VectorCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.66% probability of exploitation · percentile 46.9% · 2026-06-19T12:03:05Z
Published2026-01-23
Last modified2026-04-15

Underlying weaknesses· 1

CWE-88

References

  1. https://www.zerodayinitiative.com/advisories/ZDI-26-039/

1

TypeTargetConfidenceTier
WeaknessImproper Neutralization of Argument Delimiters in a Command ('Argument Injection')cwe-880%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.