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CVE-2026-12556: CWE-319 Cleartext transmission of sensitive information in HP Inc HP Easy Start for macOS

0
High
VulnerabilityCVE-2026-12556cvecve-2026-12556cwe-319
Published: 08/24/2026 (08/24/2026, 16:01:58 UTC)
Source: CVE Database V5
Vendor/Project: HP Inc
Product: HP Easy Start for macOS

Description

CVE-2026-12556 is a high-severity vulnerability in HP Easy Start for macOS versions prior to 2.16.7.260722. It involves the cleartext transmission of sensitive information, which may lead to escalation of privilege. HP has released updates to mitigate these vulnerabilities, but specific patch details are not provided in the available data.

CVSS v4.0

Score 7.7high

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
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

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/24/2026, 16:22:05 UTC

Technical Analysis

This vulnerability, identified as CWE-319, affects HP Easy Start for macOS and involves the cleartext transmission of sensitive information. Such transmission can expose sensitive data to interception, potentially allowing an attacker with limited privileges to escalate their privileges. The CVSS 4.0 score of 7.7 reflects a network attack vector with low attack complexity and partial attack and privilege requirements, resulting in high impact on confidentiality, integrity, and availability. HP has announced updates to address these issues, but no explicit patch or remediation details are provided in the source data.

Potential Impact

The vulnerability allows sensitive information to be transmitted in cleartext, increasing the risk of interception by unauthorized parties. This exposure can lead to escalation of privilege within the affected system, potentially compromising system security and user data confidentiality and integrity.

Mitigation Recommendations

HP has released updates to mitigate these vulnerabilities in HP Easy Start for macOS. However, the exact patch availability or remediation level is not confirmed in the provided data. Users should check HP's official advisories for the latest updates and apply them promptly once available. Until then, no specific mitigations are detailed.

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Technical Details

Data Version
5.2
Assigner Short Name
hp
Date Reserved
2026-06-17T19:59:50.415Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a8c6c5aacd9273b49cc5463

Added to database: 08/24/2026, 16:07:54 UTC

Last enriched: 08/24/2026, 16:22:05 UTC

Last updated: 08/24/2026, 16:40:25 UTC

Views: 5

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