PT-2026-53715 · Apple · Macos Tahoe+3

Eternalsakura13 + 1 · Published 2026-06-29 · Updated 2026-06-29 · CVE-2026-43718

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.5.2 iOS versions prior to 26.5.2 iPadOS versions prior to 26.5.2 macOS Tahoe versions prior to 26.5.2

Description Processing maliciously crafted web content may lead to an unexpected Safari crash due to a stack overflow, which occurs when a program exceeds its allocated stack memory. This issue was addressed by improving input validation.

Recommendations Update Safari to version 26.5.2. Update iOS to version 26.5.2. Update iPadOS to version 26.5.2. Update macOS Tahoe to version 26.5.2.

Fix

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

CVE-2026-43718

Affected Products

Safari

Ios

Ipados

Macos Tahoe

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-43718 · Security Note
• https://twitter.com/vuldb/status/2071733757837721915 · Twitter Post
• https://support.apple.com/en-us/127595 · Note
• https://support.apple.com/en-us/127594 · Note
• https://support.apple.com/en-us/127685 · Note