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{"analysis": {"en": {"generated_at": "2026-04-28T10:56:45.004910+00:00", "value": {"mitigation_remediation": ["Apply the macOS update to macOS Sequoia 15.6, macOS Sonoma 14.7.7, or macOS Ventura 13.7.7 to incorporate the improved validation.", "Reboot the system so that the updated environment variable handling takes effect.", "If an update is not immediately available, launch untrusted applications in a sanitized environment by clearing or restricting environment variables, or run them within a sandboxed context to prevent access to sensitive data."], "summary": {"action": "Patch", "impact": "Sensitive data exposure via improper environment variable handling"}, "threat_synthesis": {"affected_systems": "The vulnerability affects Apple macOS in the following releases: macOS Sequoia 15.6, macOS Sonoma 14.7.7, and macOS Ventura 13.7.7. Other macOS versions not listed are assumed unaffected without explicit statements.\n\n", "description_and_impact": "Apple macOS handles environment variables without adequate validation. The flaw allows an application to read or modify sensitive user data through these variables, embodying a classic insecure input validation weakness (CWE\u201120). The consequences are limited to confidentiality loss of data stored in environment variables but can be leveraged by a malicious app to gain unintended access to that data.", "risk_and_exploitability": "The CVSS score of 5.5 indicates medium severity, while the EPSS score of <1% shows a low likelihood of exploitation today, and the vulnerability is not listed in CISA KEV. The likely attack vector is local, requiring a malicious application running on the user\u2019s machine to set or read the compromised environment variables.\n\n"}}}}, "created": "2025-07-30T11:10:18.658288+00:00", "title": "Environment Variable Validation Flaw Allows Sensitive Data Exposure", "updated": "2026-04-28T11:00:14.178764+00:00", "vendors": ["apple", "apple$PRODUCT$macos", "apple$PRODUCT$macos_sequoia", "apple$PRODUCT$macos_sonoma", "apple$PRODUCT$macos_ventura"]}