Remote Code Execution and Privilege Escalation Risks in HPLIP by HP

CVE-2026-91103

What is CVE-2026-91103?

HP has disclosed multiple vulnerabilities within HPLIP that could potentially be exploited under certain conditions. These vulnerabilities may lead to remote code execution, allowing attackers to gain unauthorized access to systems. Additionally, there is a risk of privilege escalation, where a user could elevate their permissions, exposing sensitive data and critical system functionalities. Other potential impacts include denial of service attacks, information disclosure, and unauthorized modifications of files, which pose significant security risks. Detailed remediation steps and best practices to mitigate these vulnerabilities are provided in HP's official documentation.

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