Secure Cyber Vulnerability Management

16/04/2026
Zero-Day Initiative

ZDI-26-280: (Pwn2Own) HP DeskJet 2855e JobStatusEvent Stack-based Buffer Overflow Remote Code Execution Vulnerability

by Deepanshu Jha
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of HP DeskJet 2855e printers. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2026-4682.

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