CVE-2026-20677

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Summary

CVECVE-2026-20677
StatePUBLISHED
Assignerapple
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-02-11 23:16:10 UTC
Updated2026-04-02 19:21:21 UTC
DescriptionA race condition was addressed with improved handling of symbolic links. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. A shortcut may be able to bypass sandbox restrictions.

Risk And Classification

Primary CVSS: v3.1 9 CRITICAL from [email protected]

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Problem Types: CWE-362 | CWE-367 | A shortcut may be able to bypass sandbox restrictions | CWE-367 CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary9CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
3.1ADPDECLARED9CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary9CRITICALCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Apple Ipados All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apple IOS And IPadOS affected 18.7.5 custom Not specified
CNA Apple IOS And IPadOS affected 26.3 custom Not specified
CNA Apple MacOS affected 14.8.4 custom Not specified
CNA Apple MacOS affected 26.3 custom Not specified
CNA Apple VisionOS affected 26.3 custom Not specified

References

ReferenceSourceLinkTags
support.apple.com/en-us/126346 [email protected] support.apple.com Release Notes, Vendor Advisory
support.apple.com/en-us/126350 [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/126347 [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
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