CVE-2026-20654
Summary
| CVE | CVE-2026-20654 |
|---|---|
| State | PUBLISHED |
| Assigner | apple |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-02-11 23:16:08 UTC |
| Updated | 2026-04-02 19:21:18 UTC |
| Description | The issue was addressed with improved memory handling. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An app may be able to cause unexpected system termination. |
Risk And Classification
Primary CVSS: v3.1 5.5 MEDIUM from [email protected]
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.000140000 probability, percentile 0.024350000 (date 2026-04-02)
Problem Types: NVD-CWE-noinfo | CWE-119 | An app may be able to cause unexpected system termination | CWE-119 CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 5.5 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | ADP | DECLARED | 5.5 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 5.5 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Apple | Ipados | All | All | All | All |
| Operating System | Apple | Iphone Os | All | All | All | All |
| Operating System | Apple | Macos | All | All | All | All |
| Operating System | Apple | Tvos | All | All | All | All |
| Operating System | Apple | Visionos | All | All | All | All |
| Operating System | Apple | Watchos | All | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Apple | IOS And IPadOS | affected 26.3 custom | Not specified |
| CNA | Apple | MacOS | affected 26.3 custom | Not specified |
| CNA | Apple | TvOS | affected 26.3 custom | Not specified |
| CNA | Apple | VisionOS | affected 26.3 custom | Not specified |
| CNA | Apple | WatchOS | affected 26.3 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| support.apple.com/en-us/126346 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/126352 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/126348 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/126353 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| support.apple.com/en-us/126351 | [email protected] | support.apple.com | Release Notes, Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.