Is CVE-2026-20661 in the CISA KEV catalog?

No. CVE-2026-20661 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-20661?

CVE-2026-20661 has a CVSS v3 base score of 4.6 (MEDIUM).

What is the EPSS score for CVE-2026-20661?

CVE-2026-20661 has an EPSS score of 0.15% (5th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2026-20661

MEDIUM

4.6

CVSS v3

NVD

Description

An authorization issue was addressed with improved state management. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3. An attacker with physical access to a locked device may be able to view sensitive user information.

CWE-285

How to fix

Remediation Available

iOSApple

Fixed in:26.3126346

Fixed in:18.7.5126347

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 VectorPhysical

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.15%probability of exploitation in 30 days

5thpercentile

Low risk: more likely to be exploited than 5% of all known CVEs.

References

Vendor Advisory2

Related Vulnerabilities

Other CWE-285 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-29927	Critical	9.1	100%	-	Fix
CVE-2021-28799	Critical	10.0	78%	KEV + Ransom	Fix
CVE-2023-32707	High	8.8	74%	-	Fix
CVE-2023-48241	High	7.5	73%	-	Fix
CVE-2023-22480	High	7.3	67%	-	Fix
CVE-2022-3229	Critical	9.8	66%	-	-

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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 2026-04-02.