CVE-2026-84519An out-of-bounds write issue was addressed with improved bounds checking.
Updated under an hour ago ()
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It affects Apple iOS and iPadOS and 3 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Free account, 1 product
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Mounting a disk image with maliciously crafted files may lead to unexpected system termination.
- CVSS
- 6.5 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-787
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- apple
- NVD analysis
- Analyzed
- Record last updated
- Sep 15, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Apple iOS and iPadOS apple:ios_and_ipados (from the name) | before 26.7; before 27 | CNA record |
Apple macOS apple:macos (from the name) | before 15.8; before 26.7; before 27 | CNA record |
apple ipados apple:ipados | before 26.7 | NVD |
apple iphone_os apple:iphone_os | before 26.7 | NVD |
apple macos apple:macos | from 15.0 before 15.8; from 26.0 before 26.7 | NVD |
References
- https://support.apple.com/en-us/149034release-notes, vendor-advisory
- https://support.apple.com/en-us/149035release-notes, vendor-advisory
- https://support.apple.com/en-us/149041release-notes, vendor-advisory
- https://support.apple.com/en-us/149042release-notes, vendor-advisory
- https://support.apple.com/en-us/149043release-notes, vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.