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Vulnerability record · CVE-2025-43505 · published 4 November 2025

CVE-2025-43505: Apple xcode out-of-bounds write vulnerability

Apple · Xcode

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in Xcode 26.1. Processing a maliciously crafted file may lead to heap corruption.

8.8 CVSS 3.1 High EPSS 0.27% · top 83.0% CWE-787 · Out-of-bounds write
8.8CVSS 3.1 base score
0.27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in Xcode 26.1. Processing a maliciously crafted file may lead to heap corruption.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://support.apple.com/en-us/125641 Release NotesVendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2025-43505), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.