Threats Tagged 'cve-2026-20753'

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CVE-2026-20753: Escalation of Privilege in Slim Bootloader may allow an escalation of privilege. System software adversary with a privileged user combined with a low complexity attack may enable local code execution. This result may potentially occur via local access when attack requirements are present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (high) of the vulnerable system, resulting in subsequent system confidentiality (high), integrity (high) and availability (high) impacts.CVE-2026-20753 0 CVE-2026-20753 is an integer overflow vulnerability in the UEFI firmware of the Slim Bootloader that may allow escalation of privilege. A system software adversary with a privileged user account can exploit this vulnerability via a low complexity local attack without user interaction or special internal knowledge. Successful exploitation could lead to local code execution, impacting system confidentiality, integrity, and availability at a high level. The vulnerability has a high CVSS score of 8.7, indicating significant risk. No patch or official remediation guidance is currently provided. There are no known exploits in the wild at this time. HighVulnerability#cve #cve-2026-20753 Join the discussion	CVE Database V5	05/12/2026, 16:34:33 UTC Added: 05/12/2026, 17:37:48 UTC

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