CVE-2026-20652

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Summary

CVECVE-2026-20652
StatePUBLISHED
Assignerapple
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-02-11 23:16:08 UTC
Updated2026-04-02 19:21:17 UTC
DescriptionThe issue was addressed with improved memory handling. This issue is fixed in Safari 26.3, iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, visionOS 26.3. A remote attacker may be able to cause a denial-of-service.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

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

Problem Types: CWE-400 | A remote attacker may be able to cause a denial-of-service | CWE-400 CWE-400 Uncontrolled Resource Consumption

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.1ADPDECLARED7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Apple Ipados All All All All
Application Apple Safari All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Apple Safari affected 26.3 custom Not specified
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 26.3 custom Not specified
CNA Apple VisionOS affected 26.3 custom Not specified

References

ReferenceSourceLinkTags
support.apple.com/en-us/126354 [email protected] support.apple.com Release Notes, Vendor Advisory
support.apple.com/en-us/126346 [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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