CVE-2026-113913 Apple CVE debrief

Who should care

Defenders responsible for Apple device management and security should assess exposure and prioritize patching for devices that process web content. This includes IT teams managing Apple devices, security teams responsible for vulnerability management, and operators of Apple devices. They should review and apply patches, assess exposure, and monitor web content processing on Apple devices for potential sensitive information disclosure.

Why it matters

CVE-2026-113913 is an input validation issue in Apple devices that can disclose sensitive information when processing web content. Defenders should prioritize verifying and applying patches for affected devices, particularly those exposed to web content processing, and assess exposure to determine the risk of sensitive information disclosure.

• Verification of patch compliance for affected Apple devices is necessary to prevent potential sensitive information disclosure.
• Defenders should assess exposure of Apple devices to web content processing to determine the risk of sensitive information disclosure.
• Applying patches for affected Apple devices is crucial to prevent potential exploitation of the input validation issue.

Technical summary

The CVE record describes an input validation issue addressed by Apple in various operating system updates, including iOS 26.7.2, iPadOS 26.7.2, iOS 27.2, iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, and visionOS 27.2. The issue may allow sensitive information disclosure when processing web content. Defenders should prioritize verifying and applying patches for affected Apple devices, particularly those exposed to web content processing. The issue is related to input validation and can be addressed by applying the recommended patches.

Defensive priority

Defenders should prioritize verifying and applying patches for affected Apple devices, particularly those exposed to web content processing.

Recommended defensive actions

• Verify and apply patches for affected Apple devices
• Review and update inventory of Apple devices to ensure compliance with patched versions
• Monitor web content processing on Apple devices for potential sensitive information disclosure
• Assess exposure of Apple devices to web content processing to determine the risk of sensitive information disclosure
• Apply patches for affected Apple devices is crucial to prevent potential exploitation of the input validation issue
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Track exceptions, retest remediated assets, and close the item only after evidence is documented

Evidence notes

The CVE record and NVD entry provide details on the input validation issue addressed by Apple in various operating system updates. The issue may allow sensitive information disclosure when processing web content. Defenders should verify and apply patches for affected Apple devices, particularly those exposed to web content processing. The CVE record was published on 2026-10-26T21:18:08.553Z and has not been modified since then. The NVD entry provides additional details on the vulnerability assessment.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.