CVE-2026-86991
Severity not reportedData quality: partial.
Some fields were not provided by the source.
A buffer overflow was addressed with improved bounds checking.
A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 26.7.2 and iPadOS 26.7.2, iOS 27.2 and iPadOS 27.2, macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2, visionOS 27.2. Processing a maliciously crafted file may lead to unexpected process termination.
CVSS
—
Awaiting analysis by NVD
Timeline (UTC)
Published: 2026-10-26 21:20
Modified: 2026-10-27 14:52
NVD status: Undergoing Analysis
Last synced 1 day ago
Verified against the source API 2026-10-28 11:30 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://support.apple.com/en-us/149227 product-security@apple.com
- https://support.apple.com/en-us/149230 product-security@apple.com
- https://support.apple.com/en-us/149521 product-security@apple.com
- https://support.apple.com/en-us/149522 product-security@apple.com
- https://support.apple.com/en-us/149523 product-security@apple.com
- https://support.apple.com/en-us/149526 product-security@apple.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-28 11:30 UTC · record ↗