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3542 articles · 168776 vulns · 37/41 feeds (7d)
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6.5
CVE-2026-43727EXPLOITEDPATCHED
apple · safari

CVE-2026-43727: A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 a

Description

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.

Affected Products

VendorProductVersions
applesafari0, 0, 0, 26.5.1

References

  • https://support.apple.com/en-us/127594
  • https://support.apple.com/en-us/127595
  • https://support.apple.com/en-us/127685

Related News (1 articles)

Tier C
VulDB5h ago
CVE-2026-43727 | Apple Safari/iOS/iPadOS/macOS up to 26.5.1 Web use after free
→ No new info (linked only)
CVSS 3.16.5 CRITICAL
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
26.5.2
PublishedJun 29, 2026
Last enriched4h agov2
Tags
webuse-after-free
Trending Score49
Source articles1
Independent1
Info Completeness8/14
Missing: epss, cwe, kev, exploit, iocs, mitre_attack

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Related CVEs (5)

CRITICALCVE-2026-43731EXP
CVE-2026-43731: A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 a
Trending: 54
CRITICALCVE-2026-43715EXP
CVE-2026-43715: A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 a
Trending: 54
CRITICALCVE-2026-43709EXP
CVE-2026-43709: A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 a
Trending: 49
CRITICALCVE-2026-43721EXP
CVE-2026-43721: This issue was addressed through improved state management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS
Trending: 49
CRITICALCVE-2026-43718EXP
CVE-2026-43718: A stack overflow was addressed with improved input validation. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPad
Trending: 49

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jun 29, 2026
Discovered by ZDM
Jun 29, 2026
Actively Exploited
Jun 29, 2026
Patch Available
Jun 29, 2026
Updated: severity, activelyExploited, affectedVersions, tags
Jun 29, 2026

Version History

v2
Last enriched 4h ago
v2Tier C4h ago

Updated severity to CRITICAL, marked as actively exploited, and added affected version 26.5.1.

severityactivelyExploitedaffectedVersionstags
via VulDB
v18h ago

Initial creation