CVE-2018-4277

HIGH · CVSS 7.5 EPSS 1.87%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-01-11 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE

CVE-2018-4277

Severity

HIGH

CVSS

7.5

EPSS

1.87%

Original Filing — NVD Description

In iOS before 11.4.1, watchOS before 4.3.2, tvOS before 11.4.1, Safari before 11.1.1, macOS High Sierra before 10.13.6, a spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation.