CVE-2024-40858: Apple macOS · Improper Access Control
Affects Apple macOSSource CVE Database V5
Not known to be exploited · CVSS 7.1 High : upgrade to 15.1 soon.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 15.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 2 Apr 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 30 Oct 2026.
What to do
Upgrade Apple macOS to 15.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| ApplemacOS | Affected
| Fixed in
|
AI-suggested
A fix is available in macOS Sequoia 15.1. Users and administrators should update to this version to remediate the vulnerability. Since this is a local privilege issue, limiting local access to trusted users until the update is applied can reduce risk. Patch status beyond the stated fix version is not explicitly confirmed; verify with Apple's official advisory for the latest remediation guidance.
Description
CVE-2024-40858 is a permissions vulnerability in Apple macOS that could allow an app to access the user's Contacts without obtaining explicit user consent. The issue was addressed by Apple with additional restrictions and is fixed in macOS Sequoia 15.1. The vulnerability has a high severity rating with a CVSS score of 7.1, indicating significant confidentiality and integrity impact but no availability impact. There are no known exploits in the wild at this time.