What’s Vulnerable › Vulnerabilities
CVE-2026-4682: Certain HP DeskJet All In One (AIO) Devices – Potential Remote Code Execution & Potential Buffer Overflow
- Severity: high (CVSS 8.7 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-15 · updated 2026-10-26
- Weakness: CWE-121
Description
Certain HP DeskJet All in One devices may be vulnerable to remote code execution caused by a buffer overflow when specially crafted Web Services for Devices (WSD) scan requests are improperly validated and handled by the MFP. WSD Scan is a Microsoft Windows–based network scanning protocol that allows a PC to discover scanners (and MFPs) on a network and send scan jobs to them without requiring vendor specific drivers or utilities.
Affected products
- HP Inc HP DeskJet 2800e All-in-One Printer series: before <2612A — fixed in <2612A
- HP Inc HP DeskJet 4200 All-in-One Printer series: before <2612A — fixed in <2612A
- HP Inc HP DeskJet 4200e All-in-One Printer series: before <2612A — fixed in <2612A
- HP Inc HP DeskJet Ink Advantage 2800 All-in-One Printer series: before <2612A — fixed in <2612A
- HP Inc HP DeskJet Ink Advantage 4200 All-in-One Printer series: before <2612A — fixed in <2612A
- HP Inc HP DeskJet Ink Advantage Ultra 4900 series: before <2612A — fixed in <2612A
How to fix
Upgrade to a fixed version: HP Inc HP DeskJet 2800e All-in-One Printer series <2612A; HP Inc HP DeskJet 4200 All-in-One Printer series <2612A; HP Inc HP DeskJet 4200e All-in-One Printer series <2612A; HP Inc HP DeskJet Ink Advantage 2800 All-in-One Printer series <2612A; HP Inc HP DeskJet Ink Advantage 4200 All-in-One Printer series <2612A; HP Inc HP DeskJet Ink Advantage Ultra 4900 series <2612A. Check the vendor advisory for mitigations.
References
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