Vulnerability details

CVE-2026-12556

HP Easy Start for macOS

HP Easy Start for macOS - Security Update

CVSS 4.0

7.7High

Official description

Potential security vulnerabilities have been identified in HP Easy Start for macOS, versions prior to 2.16.7.260722. These potential vulnerabilities may lead to escalation of privilege. HP is releasing updates to mitigate these potential vulnerabilities.

CVSS scores

Score	Version	Source	Vector
7.7High	4.0	CVEProject cvelistV5 (CNA) (hp)	`CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`

Affected products

Vendor	Product	Versions	Source
HP Inc.	HP Easy Start for macOS	v < <2.16.7.260722	CVEProject cvelistV5 (CNA)

References and advisories

https://support.hp.com/us-en/document/ish_15512340-15512362-16/hpsbpi04124 vendor-advisory
https://ciphersecuritylabs.com/papers/rooted-in-trust-breaking-hp-easy-starts-macos-privilege-boundaries/ third-party-advisory

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Details

Published: 2026-08-24
Last updated: 2026-09-03
State: Published
Assigner (CNA): hp

Exploit prediction (EPSS)

0.25%

Probability of exploitation in 30 days

16.9%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-319
Cleartext transmission of sensitive information