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High severity7.8NVD Advisory· Published Feb 11, 2026· Updated Apr 2, 2026

CVE-2026-20611

CVE-2026-20611

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

9
  • Apple Inc./Ipados2 versions
    cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <18.7.5
    • (no CPE)range: <18.7.5, <26.3
  • Apple Inc./Iphone OS
    cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
    Range: <18.7.5
  • Apple Inc./macOS2 versions
    cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: <14.8.4
    • (no CPE)range: <15.7.4, <14.8.4, <26.3
  • Apple Inc./tvOS
    cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
    Range: <26.3
  • Apple Inc./Visionos
    cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
    Range: <26.3
  • Apple Inc./watchOS
    cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
    Range: <26.3
  • Cisco Systems, Inc./Cisco iOSllm-fuzzy
    Range: <18.7.5, <26.3

Patches

Vulnerability mechanics

References

9

News mentions

1
CVE-2026-20611 · High · VYPR