Is CVE-2024-27855 in the CISA KEV catalog?

No. CVE-2024-27855 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-27855?

CVE-2024-27855 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2024-27855?

CVE-2024-27855 has an EPSS score of 0.72% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-27855?

Upgrade ipados to 17.5 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2024-27855

HIGH

8.8

CVSS v3

NVD

Description

The issue was addressed with improved checks. This issue is fixed in iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, macOS Ventura 13.6.7. A shortcut may be able to use sensitive data with certain actions without prompting the user.

CWE-284Improper Access Control

How to fix

Remediation Available

ipadosNVD

Affected:>= 17.0, < 17.5Fixed in:17.5CVE-2024-27855derived from NVD

iphone osNVD

Affected:>= 17.0, < 17.5Fixed in:17.5CVE-2024-27855derived from NVD

macosNVD

Affected:>= 14.0, < 14.5Fixed in:14.5CVE-2024-27855derived 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 VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.72%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Vendor Advisory8

Other references4

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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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.