CVE-2023-42890

The issue was addressed with improved memory handling. This issue is fixed in Safari 17.2, macOS Sonoma 14.2, watchOS 10.2, iOS 17.2 and iPadOS 17.2, tvOS 17.2. Processing web content may lead to arbitrary code execution.

• CWE-94

• http://seclists.org/fulldisclosure/2023/Dec/12Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2023/Dec/13Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2023/Dec/6Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2023/Dec/7Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2023/Dec/9Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/12/18/1Mailing List, Third Party Advisory
• https://security.gentoo.org/glsa/202401-33Third Party Advisory
• https://support.apple.com/en-us/HT214035Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT214036Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT214039Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT214040Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT214041Release Notes, Vendor Advisory
• https://support.apple.com/kb/HT214039
• http://seclists.org/fulldisclosure/2023/Dec/12Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2023/Dec/13Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2023/Dec/6Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2023/Dec/7Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2023/Dec/9Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/12/18/1Mailing List, Third Party Advisory
• https://security.gentoo.org/glsa/202401-33Third Party Advisory
• https://support.apple.com/en-us/HT214035Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT214036Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT214039Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT214040Release Notes, Vendor Advisory
• https://support.apple.com/en-us/HT214041Release Notes, Vendor Advisory
• https://support.apple.com/kb/HT214039

Published

Dec 12, 2023

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

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