Risk Letters

Exploited vulnerability

CVE-2023-43000

TLP:CLEAR

Apple Multiple products Use-After-Free Vulnerability

Apple macOS, iOS, iPadOS, and Safari 16.6 contain a use-after-free vulnerability due to the processing of maliciously crafted web content that may lead to memory corruption.

Facts

  • Vendor: Apple
  • Product: Multiple Products
  • CVSS: 8.8
  • EPSS (probability of exploitation within 30 days): 4 %
  • On CISA's Known Exploited Vulnerabilities list since: 5 March 2026
  • First known exploitation: 5 March 2026
  • CISA's deadline for US federal agencies: 26 March 2026
  • Weakness: CWE-416
  • First seen by Risk Letters: 5 March 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD