What is the CVSS score of CVE-2026-20602?

CVE-2026-20602 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.0%.

Which versions of Apple are affected by CVE-2026-20602?

Organizations using The should be aware of moderate risk from CVE-2026-20602, a resource exhaustion vulnerability rated CVSS 5.5. Service availability could be impacted.

How to fix or mitigate CVE-2026-20602?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Apple CVE-2026-20602

MEDIUM

Uncontrolled Resource Consumption (CWE-400)

2026-02-11 product-security@apple.com

Apple Denial Of Service

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:02 vuln.today

CVE Published

Feb 11, 2026 - 23:16 nvd

MEDIUM 5.5

DescriptionCVE.org

The issue was addressed with improved handling of caches. This issue is fixed in macOS Sequoia 15.7.4, macOS Tahoe 26.3, macOS Sonoma 14.8.4. An app may be able to cause a denial-of-service.

AnalysisAI

macOS cache handling vulnerability CVE-2026-20602 allows local users with standard privileges to trigger a denial-of-service condition on affected systems running macOS Sonoma 14.8.4 and earlier, macOS Sequoia 15.7.4 and earlier, or macOS Tahoe 26.3 and earlier. No patch is currently available for this issue.

Technical ContextAI

Classified as CWE-400 (Uncontrolled Resource Consumption). Affects Macos. The issue was addressed with improved handling of caches. This issue is fixed in macOS Sequoia 15.7.4, macOS Tahoe 26.3, macOS Sonoma 14.8.4. An app may be able to cause a denial-of-service.