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3542 articles · 168776 vulns · 37/41 feeds (7d)
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CVE-2026-43721EXPLOITEDPATCHED
apple · safari

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

Description

A vulnerability was found in Apple Safari, iOS, iPadOS and macOS up to 26.5.1. It has been rated as critical. This affects an unknown function of the component Website Handler. Performing a manipulation results in Remote Code Execution. Remote exploitation of the attack is possible.

Affected Products

VendorProductVersions
applesafari0, 0, 0

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-2026-43721 | Apple Safari/iOS/iPadOS/macOS up to 26.5.1 Website Remote Code Execution
→ No new info (linked only)
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
26.5.2
PublishedJun 29, 2026
Last enriched4h agov2
Trending Score49
Source articles1
Independent1
Info Completeness7/14
Missing: cvss, 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-2026-43727EXP
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
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
Actively Exploited
Jun 29, 2026
Patch Available
Jun 29, 2026
Discovered by ZDM
Jun 29, 2026
Updated: description, severity, activelyExploited
Jun 29, 2026

Version History

v2
Last enriched 4h ago
v2Tier C4h ago

Updated severity to CRITICAL, changed exploit availability to false, and provided a more detailed description of the vulnerability.

descriptionseverityactivelyExploited
via VulDB
v18h ago

Initial creation