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High

Sandbox escape in Apple Icons

IdentifiersCVE-2025-43524CWE-284· Improper Access Control

CVE-2025-43524 is an access control issue in the Apple Icons component on macOS. Apple states that the flaw could allow an application to break out of its sandbox. The issue was addressed by adding additional sandbox restrictions. The vulnerability affects macOS releases prior to macOS Sonoma 14.8.7, macOS Sequoia 15.7.7, and macOS Tahoe 26.2.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation may allow a malicious local application to escape the macOS app sandbox and access resources or perform actions outside the restrictions normally enforced on the app. This weakens a core containment boundary and can enable follow-on activity such as unauthorized access to data or system capabilities otherwise denied to the sandboxed process.

Mitigation

If you can’t patch tonight, do this now.

Until patches are applied, reduce exposure by limiting execution of untrusted or unnecessary local applications, especially sandboxed apps from less-trusted sources; enforce application allowlisting where possible; and monitor for anomalous behavior indicating sandbox boundary violations. No vendor-provided workaround beyond installing the security update is described in the provided content.

Remediation

Patch, then assume compromise.

Apply Apple's fixes by updating affected systems to macOS Sonoma 14.8.7, macOS Sequoia 15.7.7, or macOS Tahoe 26.2, or later versions that include the patch. Apple indicates the issue was remediated through additional sandbox restrictions in the Icons component.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
AppleMacosoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

8 SOURCESView more in app
+1 more in the timeline
What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
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Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity3

Community discussion across Reddit, Mastodon, and other social sources.

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2025-43524
NVD
nvd.nist.gov/vuln/detail/CVE-2025-43524
MITRE CWE · CWE-284
Improper Access Control
Vendor Advisory
support.apple.com/en-us/125886