CVE-2026-20690
Last modified
CVE-2026-20690 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. EPSS estimates a 0.72% chance of exploitation in the next 30 days.
Description
An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing an audio stream in a maliciously crafted media file may terminate the process.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Ipados | < 18.7.7 |
| Apple | Ipados | >= 26.0, < 26.4 |
| Apple | Iphone Os | < 18.7.7 |
| Apple | Iphone Os | >= 26.0, < 26.4 |
| Apple | Macos | >= 14.0, < 14.8.5 |
| Apple | Macos | >= 15.0, < 15.7.5 |
| Apple | Macos | >= 26.0, < 26.4 |
| Apple | Tvos | < 26.4 |
| Apple | Visionos | < 26.4 |
| Apple | Watchos | < 26.4 |
References
- https://support.apple.com/en-us/126792Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126793Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126794Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126795Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126796Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126797Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126798Release Notes, Vendor Advisory
- https://support.apple.com/en-us/126799Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- 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.
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