{"id":"CVE-2025-43294","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-43294","generatedAt":"2026-10-28T04:33:43.912Z","title":"An issue existed in the handling of environment variables.","description":"An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Tahoe 26, tvOS 26.1, watchOS 26.1. An app may be able to access sensitive user data.","published":"2025-09-15T23:15:33.000Z","lastModified":"2026-10-18T21:10:00.000Z","status":"Modified","sourceIdentifier":"product-security@apple.com","cvss":{"version":"3.1","score":3.3,"severity":"LOW","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"},"cwe":["CWE-284"],"affected":["apple/macos"],"epss":{"score":0.00186,"percentile":0.08174,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.19%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://support.apple.com/en-us/125110","source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/125632","source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/125637","source":"product-security@apple.com"},{"url":"https://support.apple.com/en-us/125639","source":"product-security@apple.com"},{"url":"http://seclists.org/fulldisclosure/2025/Sep/53","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-43294","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}