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HP Easy Start for macOS: CVE-2026-12554 / CVE-2026-12555 / CVE-2026-12556

medfulldisclosurePublished 2026-09-04

<p>Posted by Nir Yehoshua on Sep 03</p>Hello Full Disclosure list,<br /> <br /> Cipher Security Labs has published technical details for three<br /> High-severity vulnerabilities affecting HP Easy Start for macOS. The<br /> issues were coordinated with HP and are addressed in HP Easy Start<br /> 2.16.7.260722 and later under HPSBPI04124.<br /> <br /> Research title:<br /> Rooted in Trust: Breaking

MITRE ATT&CK techniques

Indicators of compromise

Original source: https://seclists.org/fulldisclosure/2026/Sep/30