{"id":"CVE-2025-43526","aliases":["EUVD-2025-203981","GHSA-338x-j9c9-2c8v"],"status":"published","title":"This issue was addressed with improved URL validation. This issue is fixed in macOS Tahoe 26.2,...","description":"This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac with Lockdown Mode enabled, web content opened via a file URL may be able to use Web APIs that should be restricted.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00533,"percentile":0.45333,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-601"],"published":"2025-12-17T20:46:47Z","modified":"2026-06-17T09:24:12Z","products":[{"vendor":"apple","product":"macos"},{"vendor":"apple","product":"safari"}],"references":[{"url":"https://support.apple.com/en-us/125886","tags":["Release Notes","Vendor Advisory"]},{"url":"https://support.apple.com/en-us/125892","tags":["Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-43526"},{"url":"https://github.com/advisories/GHSA-338x-j9c9-2c8v"}],"sources":{"cve":[{"id":"CVE-2025-43526","description":"This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac with Lockdown Mode enabled, web content opened via a file URL may be able to use Web APIs that should be restricted.","status":"published","published":"2025-12-17T20:46:47.232Z","modified":"2026-04-02T18:15:34.281Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:32:26.964524Z"}],"euvd":[{"id":"EUVD-2025-203981","description":"This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac with Lockdown Mode enabled, web content opened via a file URL may be able to use Web APIs that should be restricted.","status":"published","published":"2025-12-17T20:46:47Z","modified":"2026-04-02T18:15:34Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:25:20.345501Z"}],"ghsa":[{"id":"GHSA-338x-j9c9-2c8v","title":"This issue was addressed with improved URL validation. This issue is fixed in macOS Tahoe 26.2,...","description":"This issue was addressed with improved URL validation. This issue is fixed in macOS Tahoe 26.2, Safari 26.2. On a Mac with Lockdown Mode enabled, web content opened via a file URL may be able to use Web APIs that should be restricted.","status":"published","published":"2025-12-17T21:30:49Z","modified":"2025-12-18T21:32:43Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T15:05:17.523471Z"}],"nvd":[{"id":"CVE-2025-43526","description":"This issue was addressed with improved URL validation. This issue is fixed in Safari 26.2, macOS Tahoe 26.2. On a Mac with Lockdown Mode enabled, web content opened via a file URL may be able to use Web APIs that should be restricted.","status":"published","published":"2025-12-17T21:16:11.323Z","modified":"2026-06-17T09:24:12.193Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:11:51.309584Z"}]}}