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Vulnerability record · CVE-2026-12556 · published 24 August 2026

CVE-2026-12556: Cleartext transmission vulnerability

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.

7.7 CVSS 4.0 High EPSS 0.24% · top 86.1% CWE-319 · Cleartext transmission Deferred
7.7CVSS 4.0 base score
0.24%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
2References
3 Sep 2026Last modified by NVD

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:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

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

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Source: NIST National Vulnerability Database (record CVE-2026-12556), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.