CVE-2025-31258Public exploit

Sandbox escape via unchecked duplicate request

Published May 12, 2025 · Updated Apr 2, 2026

Improper access control in RemoteViewServices in Apple macOS Sequoia before 15.5 allows local users to escape an app sandbox. The private PBOXDuplicateRequest function duplicates a user-selected Documents directory to a sibling path outside the app container. The public proof of concept requires the user to select the Documents directory and demonstrates a sandboxed app writing a file outside its container.

CVSS severity6.5
Medium
EPSS probability0.41%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Improper access control in RemoteViewServices in Apple macOS Sequoia before 15.5 allows local users to escape an app sandbox. The private PBOXDuplicateRequest function duplicates a user-selected Documents directory to a sibling path outside the app container. The public proof of concept requires the user to select the Documents directory and demonstrates a sandboxed app writing a file outside its container.

The record

CVE
CVE-2025-31258
Published
May 12, 2025
Updated
Apr 2, 2026
Vendor
Apple
Product
macOS
Classifications
CWE-284, T1068
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 12, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 2, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <15.5

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Apple · macOSversion=0 <15.5

Published CVSS scores

6.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-284Improper Access Control
T1068Exploitation for Privilege Escalation

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo