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VulnerabilityPublished Updated

CVE-2022-26696: Apple macOS · A sandboxed process may be able to circumvent sandbox restrictions

Affects Apple macOSSource CVE Database V5

0

Not known to be exploited · CVSS 8.8 High : upgrade to 12.4 soon.

Data as of 26 Oct 2026, 09:08 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 25% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 12.4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 20 Sep 2022

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 26 Oct 2026.

What to do

Upgrade Apple macOS to 12.4.

Affected software

ProductAffectedFixed in
Apple macOSAffected
  • <12.4
Fixed in
  • 12.4

AI-suggested

European organizations should prioritize updating all macOS devices to version 12.4 or later, where the vulnerability has been patched with improved environment sanitization. Beyond patching, organizations should enforce strict access controls to limit local access to trusted users only, reducing the risk of an attacker gaining the initial foothold required to exploit this vulnerability. Implementing endpoint detection and response (EDR) solutions that monitor for unusual process behaviors or sandbox escapes can help detect exploitation attempts. Organizations should also review and tighten sandbox policies and configurations to minimize the attack surface. Regular security audits and user privilege reviews will help ensure that users do not have unnecessary local privileges that could be leveraged by attackers. Additionally, educating users about the risks of executing untrusted code and maintaining robust network segmentation can limit the impact of any compromise. Finally, organizations should maintain comprehensive backups and incident response plans to quickly recover from potential exploitation.

Description

This issue was addressed with improved environment sanitization. This issue is fixed in macOS Monterey 12.4. A sandboxed process may be able to circumvent sandbox restrictions.

References

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