CVE-2025-43437: Apple iOS and iPadOS · An app may be able to fingerprint the user
Affects Apple iOS and iPadOSSource CVE Database V5
Not known to be exploited · CVSS 3.3 Low · fixed in 26.1 : update Apple iOS and iPadOS when convenient.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 3% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 26.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 12 Dec 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apple iOS and iPadOS | Affected
| Fixed in– |
AI-suggested
To mitigate CVE-2025-43437, organizations and users should promptly update all affected Apple devices to iOS and iPadOS version 26.1 or later, where the vulnerability is fixed. Beyond patching, organizations should enforce strict app vetting policies to prevent installation of untrusted or malicious applications that could exploit local privileges. Employ Mobile Device Management (MDM) solutions to control app permissions and monitor for suspicious app behavior. Educate users about the risks of installing apps from unverified sources and the importance of keeping devices updated. Additionally, consider implementing privacy-enhancing technologies and network-level protections that can detect or block fingerprinting attempts. Regularly review privacy settings on devices to limit data exposure and use Apple’s built-in privacy reports to monitor app activities. For high-security environments, consider restricting app installation to only necessary and verified applications.
Description
An information disclosure issue was addressed with improved privacy controls. This issue is fixed in iOS 26.1 and iPadOS 26.1. An app may be able to fingerprint the user.