CVE-2026-43727

MediumCVSS 6.5

Published: 29/06/2026(UTC)Updated: 30/06/2026(UTC)Translated: 01/07/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.20%

10th percentile — higher than 10% of all known CVEs

Summary

A use-after-free vulnerability was fixed in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2. Processing maliciously crafted web content may cause an unexpected Safari crash.

Risk Assessment

An attacker could exploit this vulnerability to crash Safari, potentially disrupting user activity and enabling further exploitation.

Recommendation

Immediately update Safari to version 26.5.2 and iOS/iPadOS/macOS Tahoe to the corresponding 26.5.2 versions.

Original NVD description (English source)

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. Processing maliciously crafted web content may lead to an unexpected Safari crash.