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Keystroke monitoring without user permission in macOS Foundation

IdentifiersCVE-2026-20601CWE-285

Information currently not available to provide a detailed vulnerability description beyond the advisory summary. Provided content indicates a permissions issue in Apple Foundation fixed in macOS Tahoe 26.3 where an application may be able to monitor keystrokes without user permission; Apple addressed it with additional restrictions.

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For your environment

Are you exposed to this one?

Mallory correlates every CVE against your assets, your vendors, and active adversary campaigns. Know which vulnerabilities matter for you, not just which ones are loud.

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.

Information currently not available to provide a detailed impact assessment beyond the advisory summary. Based on provided content, successful exploitation enables unauthorized keystroke monitoring, creating a privacy compromise and potential credential/secret capture risk.

Mitigation

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

Until patched, reduce exposure by limiting installation/execution of untrusted applications (application allowlisting / MDM controls), enforcing least-privilege, and monitoring for suspicious accessibility/input-monitoring behaviors where applicable.

Remediation

Patch, then assume compromise.

Upgrade to macOS Tahoe 26.3 (or later), where Apple indicates the issue is fixed by adding additional restrictions.
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

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

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.
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 activity2

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

Keystroke monitoring without user permission in macOS Foundation (CVE-2026-20601) | Mallory