CVE-2026-28947CWE-416

CVE-2026-28947

High · published May 12, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
41.5
In the wild
Unconfirmed
What it is

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5 and iPadOS 26.5, macOS Tahoe 26.5, tvOS 26.5, visionOS 26.5, watchOS 26.5. Processing maliciously crafted web content may lead to an unexpected Safari crash.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00493 · 41.5th percentile
Weakness
CWE-416 · Use After Free
Published
2026-05-12T01:18Z
Affected products (6)
ProductVersionsFixed in
apple/ipados< 26.526.5
apple/iphone_os< 26.526.5
apple/macos≥ 26.0, < 26.526.5
apple/tvos< 26.526.5
apple/visionos< 26.526.5
apple/watchos< 26.526.5
References (19)
https://support.apple.com/en-us/127110 · [email protected]https://support.apple.com/en-us/127115 · [email protected]https://support.apple.com/en-us/127118 · [email protected]https://support.apple.com/en-us/127119 · [email protected]https://support.apple.com/en-us/127120 · [email protected]https://support.apple.com/en-us/127121 · [email protected]https://support.apple.com/en-us/148287 · [email protected]https://access.redhat.com/errata/RHSA-2026:25918 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:25927 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:27728 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:27785 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:27804 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:28114 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:28146 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:28147 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/errata/RHSA-2026:28148 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://access.redhat.com/security/cve/CVE-2026-28947 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://bugzilla.redhat.com/show_bug.cgi?id=2483964 · 0b0ca135-0b70-47e7-9f44-1890c2a1c46chttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-28947.json · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
EPSS history
Timeline
  • 11 MAY 20:08Z
    A use-after-free issue was addressed with improved memory management
    cvelistv5