Is CVE-2026-20648 in the CISA KEV catalog?

No. CVE-2026-20648 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-20648?

CVE-2026-20648 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2026-20648?

CVE-2026-20648 has an EPSS score of 0.13% (3th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-20648?

Upgrade macos to 26.3 or later.

CVE & CISA-KEV Catalog

CVE-2026-20648

MEDIUM

5.5

CVSS v3

NVD

Description

A privacy issue was addressed by moving sensitive data to a protected location. This issue is fixed in macOS Tahoe 26.3. A malicious app may be able to access notifications from other iCloud devices.

CWE-200Information Exposure

How to fix

Remediation Available

macosNVD

Affected:< 26.3Fixed in:26.3CVE-2026-20648derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.13%probability of exploitation in 30 days

3rdpercentile

Low risk: more likely to be exploited than 3% of all known CVEs.

References

Vendor Advisory1

support.apple.com

Related Vulnerabilities

Other CWE-200 (Information Exposure) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-24919	High	8.6	100%	KEV + Ransom	-
CVE-2020-14181	Medium	5.3	100%	-	Fix
CVE-2021-34429	Medium	5.3	99%	-	Fix
CVE-2018-11409	Medium	5.3	98%	-	-
CVE-2021-41277	Critical	10.0	97%	KEV	-
CVE-2016-2183	High	7.5	96%	-	Fix

Embed a live status badge for CVE-2026-20648

Markdown

[![CVE-2026-20648](https://tridentstack.com/cve/badge/CVE-2026-20648.svg)](https://tridentstack.com/cve/CVE-2026-20648)

HTML

<a href="https://tridentstack.com/cve/CVE-2026-20648"><img src="https://tridentstack.com/cve/badge/CVE-2026-20648.svg" alt="CVE-2026-20648"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-13.