CVE-2026-64778CWE-200information-disclosure

CVE-2026-64778

Medium · published August 18, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
26.1
In the wild
Unconfirmed
What it is

The issue was addressed with improved checks. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, watchOS 27. Visiting a maliciously crafted website may leak sensitive data.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00339 · 26.1th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2026-08-18T02:17Z
Affected products (6)
ProductVersionsFixed in
apple/safari< 26.6.126.6.1
apple/ipados< 18.7.1018.7.10
apple/ipados≥ 26.0, < 26.6.126.6.1
apple/iphone_os< 18.7.1018.7.10
apple/iphone_os≥ 26.0, < 26.6.126.6.1
apple/macos≥ 26.0, < 26.6.226.6.2
References (7)
https://support.apple.com/en-us/148281 · [email protected]https://support.apple.com/en-us/148282 · [email protected]https://support.apple.com/en-us/148286 · [email protected]https://support.apple.com/en-us/148287 · [email protected]https://support.apple.com/en-us/149036 · [email protected]https://support.apple.com/en-us/149037 · [email protected]https://support.apple.com/en-us/149038 · [email protected]
EPSS history
Timeline
  • 17 AUG 21:29Z
    The issue was addressed with improved checks
    cvelistv5