CVE-2026-84534: Extracting a maliciously crafted archive may allow an attacker to write arbitrary files in Apple iOS and iPadOS
A path handling vulnerability in Apple iOS and iPadOS allows an attacker to write arbitrary files by extracting a maliciously crafted archive. This issue has been addressed with improved validation and fixed in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, and related macOS and visionOS versions. Exploitation could lead to unauthorized file writes on affected devices.
AI Analysis
Technical Summary
CVE-2026-84534 is a vulnerability in Apple iOS and iPadOS where improper path handling during archive extraction allows an attacker to write arbitrary files. The issue was resolved by improving validation of archive contents. The fix is included in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, and visionOS 27.
Potential Impact
An attacker who successfully exploits this vulnerability can write arbitrary files on the device by extracting a specially crafted archive. This could potentially lead to unauthorized modification or addition of files, impacting system integrity or user data.
Mitigation Recommendations
Apply the official fixes by updating to iOS 26.7 or later, iPadOS 26.7 or later, or the corresponding fixed versions of macOS and visionOS. These updates include improved validation that prevents exploitation of this vulnerability.
CVE-2026-84534: Extracting a maliciously crafted archive may allow an attacker to write arbitrary files in Apple iOS and iPadOS
Description
A path handling vulnerability in Apple iOS and iPadOS allows an attacker to write arbitrary files by extracting a maliciously crafted archive. This issue has been addressed with improved validation and fixed in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, and related macOS and visionOS versions. Exploitation could lead to unauthorized file writes on affected devices.
Affected software
Apple
iOS and iPadOS
Apple
macOS
Apple
visionOS
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-84534 is a vulnerability in Apple iOS and iPadOS where improper path handling during archive extraction allows an attacker to write arbitrary files. The issue was resolved by improving validation of archive contents. The fix is included in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, and visionOS 27.
Potential Impact
An attacker who successfully exploits this vulnerability can write arbitrary files on the device by extracting a specially crafted archive. This could potentially lead to unauthorized modification or addition of files, impacting system integrity or user data.
Mitigation Recommendations
Apply the official fixes by updating to iOS 26.7 or later, iPadOS 26.7 or later, or the corresponding fixed versions of macOS and visionOS. These updates include improved validation that prevents exploitation of this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-01T21:13:17.750Z
- State
- PUBLISHED
Threat ID: 6aa8610655bf5e2cf59d2981
Added to database: 09/14/2026, 21:03:02 UTC
Last enriched: 09/14/2026, 22:31:36 UTC
Last updated: 09/15/2026, 01:48:22 UTC
Views: 5
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