Is CVE-2025-43371 in the CISA KEV catalog?

No. CVE-2025-43371 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-43371?

CVE-2025-43371 has a CVSS v3 base score of 8.2 (HIGH).

What is the EPSS score for CVE-2025-43371?

CVE-2025-43371 has an EPSS score of 0.18% (8th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-43371?

Upgrade xcode to 26.0 or later.

CVE & CISA-KEV Catalog

CVE-2025-43371

HIGH

8.2

CVSS v3

NVD

Description

This issue was addressed with improved checks. This issue is fixed in Xcode 26. An app may be able to break out of its sandbox.

CWE-284Improper Access Control

How to fix

Remediation Available

xcodeNVD

Affected:< 26.0Fixed in:26.0CVE-2025-43371derived 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

ScopeChanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

0.18%probability of exploitation in 30 days

8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Vendor Advisory1

support.apple.com

Other references1

seclists.org

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 2025-11-03.