How severe is CVE-2025-43371?

CVE-2025-43371 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2025-43371 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-43371?

CVE-2025-43371 affects Apple Xcode. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-43371?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-43371 have an EU (EUVD) identifier?

Yes. CVE-2025-43371 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29336.

When was CVE-2025-43371 published?

CVE-2025-43371 was published on 2025-09-15 and last updated on 2026-06-17.

CVE-2025-43371

CVE-2025-43371 is a high-severity vulnerability in Apple Xcode with a CVSS 3.x base score of 8.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: High (CVSS 3.x base score 8.2)
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-29336
Weakness: CWE-284
Affected product: Apple Xcode
Published: 2025-09-15
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-43371?: 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.
How severe is CVE-2025-43371?: CVE-2025-43371 has a CVSS 3.x base score of 8.2, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2025-43371 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-43371?: CVE-2025-43371 affects Apple Xcode. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-43371?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-43371 have an EU (EUVD) identifier?: Yes. CVE-2025-43371 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-29336.
When was CVE-2025-43371 published?: CVE-2025-43371 was published on 2025-09-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*

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