CVE-2026-20667 - Vulnerability Analysis

Overview

Apple watchOS 26.3, macOS Tahoe 26.3, macOS Sonoma 14.8.4, macOS Sequoia 15.7.4, iOS 26.3, and iPadOS 26.3 contain a sandbox escape vulnerability caused by a logic issue, letting apps break out of their sandbox, exploit requires app execution.

Severity & Score

Impact

An app can break out of its sandbox, potentially leading to privilege escalation and unauthorized system access.

Mitigation

Update to watchOS 26.3, macOS Tahoe 26.3, macOS Sonoma 14.8.4, macOS Sequoia 15.7.4, iOS 26.3, and iPadOS 26.3 or later.

References

• https://support.apple.com/en-us/126346
• https://support.apple.com/en-us/126348
• https://support.apple.com/en-us/126349
• https://support.apple.com/en-us/126350
• https://support.apple.com/en-us/126352

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Feb 13, 2026

🟠 CVE-2026-20667 - High (8.8) A logic issue was addressed with improved checks. This issue is fixed in watchOS 26.3, macOS Tahoe 26.3, macOS Sonoma 14.8.4, macOS Sequoia 15.7.4, iOS 26.3 and iPadOS 26.3. An app may be able to break out of its sandbox. 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-20667/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner