CVE-2025-43278: Apple macOS · An app may be able to access protected user data
Affects Apple macOSSource CVE Database V5
Not known to be exploited · CVSS 5.5 Medium : upgrade to 15.4 when convenient.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 4% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 15.4
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 11 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: 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 29 Oct 2026.
What to do
Upgrade Apple macOS to 15.4.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| ApplemacOS | Affected
| Fixed in
|
AI-suggested
This vulnerability is fixed in macOS Sequoia 15.4. Users and administrators should update affected systems to macOS 15.4 or later to remediate this issue. Patch status is confirmed by the vendor advisory stating the issue is addressed in version 15.4. No additional mitigation steps are specified.
Description
This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Sequoia 15.4. An app may be able to access protected user data.