CVE-2026-84531
mediumAn out-of-bounds write issue was addressed with improved bounds checking.
Vendor / product: Apple — ipados
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27. Processing maliciously crafted NTLM input may lead to unexpected app termination.
CVSS
6.2
6.2 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Severity source: NVD CVSS v3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
Timeline (UTC)
Published: 2026-09-14 21:17
Modified: 2026-09-18 17:22
NVD status: Analyzed
Last synced 1 day ago
Verified against the source API 2026-10-27 06:53 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
apple / ipados <27.0
apple / iphone_os <27.0
apple / macos <27.0
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://support.apple.com/en-us/149034
Vendor advisory: https://support.apple.com/en-us/149035
References
- https://support.apple.com/en-us/149034 product-security@apple.com
- https://support.apple.com/en-us/149035 product-security@apple.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:53 UTC · record ↗