CVE-2024-27871 is a vulnerability in Apple iOS and iPadOS caused by insufficient path validation, which could allow a malicious app to access protected user data. The flaw was mitigated by improved validation mechanisms in iOS 17.6 and iPadOS 17.6. The vulnerability has a CVSS 3.1 base score of 5.5 with vector AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N, indicating local attack vector, low attack complexity, requiring low privileges, no user interaction, unchanged scope, and high confidentiality impact without integrity or availability impact. Apple’s official advisory confirms the fix is included in these OS versions. This vulnerability is not related to cloud services and no active exploitation has been reported.

An app with local access and low privileges could exploit this vulnerability to gain unauthorized access to protected user data on affected iOS and iPadOS devices. The confidentiality of user data is at risk, but integrity and availability are not impacted. The vulnerability requires local access and does not involve user interaction, limiting exploitation scenarios. No known exploits in the wild have been reported as of the advisory date.

Apple has released official fixes for this vulnerability in iOS 17.6 and iPadOS 17.6. Users and administrators should update affected devices to these versions or later to remediate the issue. Since this is a local vulnerability requiring app installation, restricting app sources and using device management policies can further reduce risk. Patch status is confirmed by the Apple advisory.