Is CVE-2024-27815 in the CISA KEV catalog?

No. CVE-2024-27815 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-27815?

CVE-2024-27815 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2024-27815?

CVE-2024-27815 has an EPSS score of 2.05% (79th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-27815?

Upgrade ipados to 17.5 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2024-27815

HIGHEPSS 79th pctl

7.8

CVSS v3

NVD

Description

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, visionOS 1.2, watchOS 10.5. An app may be able to execute arbitrary code with kernel privileges.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

ipadosNVD

Affected:< 17.5Fixed in:17.5CVE-2024-27815derived from NVD

iphone osNVD

Affected:< 17.5Fixed in:17.5CVE-2024-27815derived from NVD

macosNVD

Affected:>= 14.0, < 14.5Fixed in:14.5CVE-2024-27815derived from NVD

tvosNVD

Affected:< 17.5Fixed in:17.5CVE-2024-27815derived from NVD

visionosNVD

Affected:< 1.2Fixed in:1.2CVE-2024-27815derived from NVD

watchosNVD

Affected:< 10.5Fixed in:10.5CVE-2024-27815derived 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

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.05%probability of exploitation in 30 days

79thpercentile

Elevated risk: more likely to be exploited than 79% of all known CVEs.

References

Vendor Advisory10

Third-Party Advisory1

seclists.org

Other references5

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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.