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Vulnerability record · CVE-2026-86874 · published 20 October 2026

CVE-2026-86874: Apple xcode out-of-bounds read vulnerability

Apple · Xcode

An out-of-bounds read was addressed with improved input validation. This issue is fixed in Xcode 27. Parsing a maliciously crafted binary may lead to unexpected tool termination.

3.3 CVSS 3.1 Low EPSS 0.16% · top 95.3% CWE-125 · Out-of-bounds read
3.3CVSS 3.1 base score
0.16%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
29 Oct 2026Last modified by NVD

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in Xcode 27. Parsing a maliciously crafted binary may lead to unexpected tool termination.

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

Affected products

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

References

LinkTags
https://support.apple.com/en-us/149040 Vendor AdvisoryRelease Notes

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Source: NIST National Vulnerability Database (record CVE-2026-86874), CISA KEV, FIRST EPSS (scores of 2026-11-14). This page is refreshed as NVD updates the record.