CVE-2026-28883

A use-after-free issue was addressed with improved memory management

High · published May 11, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
43.8
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 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 process crash.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00528 · 43.8th percentile
Published
2026-05-11T20:08Z
EPSS history
Timeline
  • 11 MAY 20:08Z
    A use-after-free issue was addressed with improved memory management
    cvelistv5