Is CVE-2024-23259 in the CISA KEV catalog?

No. CVE-2024-23259 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-23259?

CVE-2024-23259 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2024-23259?

CVE-2024-23259 has an EPSS score of 0.85% (54th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-23259?

Upgrade ipados to 17.4 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2024-23259

MEDIUM

6.5

CVSS v3

NVD

Description

The issue was addressed with improved checks. This issue is fixed in iOS 16.7.6 and iPadOS 16.7.6, iOS 17.4 and iPadOS 17.4, macOS Sonoma 14.4. Processing web content may lead to a denial-of-service.

CWE-400Resource Exhaustion

How to fix

Remediation Available

ipadosNVD

Affected:>= 17.0, < 17.4Fixed in:17.4CVE-2024-23259derived from NVD

iphone osNVD

Affected:>= 17.0, < 17.4Fixed in:17.4CVE-2024-23259derived from NVD

macosNVD

Affected:>= 14.0, < 14.4Fixed in:14.4CVE-2024-23259derived 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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.85%probability of exploitation in 30 days

54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Vendor Advisory3

Third-Party Advisory1

seclists.org

Other references6

Related Vulnerabilities

Other CWE-400 (Resource Exhaustion) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-44487	High	7.5	100%	KEV	Fix
CVE-2021-44228	Critical	10.0	100%	KEV + Ransom	Fix
CVE-2011-3192	High	7.8	99%	-	Fix
CVE-2019-11478	Medium	5.3	95%	-	Fix
CVE-2024-25617	Medium	5.3	89%	-	Fix
CVE-2018-1000115	High	7.5	89%	-	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.