Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-4682

Severity CVSS v4.0:
HIGH
Type:
CWE-121 Stack-based Buffer Overflow
Publication date:
15/04/2026
Last modified:
15/04/2026

Description

Certain HP DeskJet All in One devices<br /> may be vulnerable to remote code execution caused by a buffer overflow when<br /> specially crafted Web Services for Devices (WSD) scan requests are improperly<br /> validated and handled by the MFP.<br /> <br /> <br /> <br /> WSD<br /> Scan is a Microsoft Windows–based network scanning protocol that allows a PC to<br /> discover scanners (and MFPs) on a network and send scan jobs to them without<br /> requiring vendor specific drivers or utilities.

Impact

Vector 4.0
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N CVSS v4.0 Severity and Metrics:

Base Score: 8.70 HIGH
Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Attack Requirements (AT): None
Privileges Required (PR): None
User Interaction (UI): None
Confidentiality (VC): High
Integrity (VI): High
Availability (VA): High
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None

Base Score 4.0
8.70
Severity 4.0
HIGH

References to Advisories, Solutions, and Tools