macOS Symlink Exploit Lets App Read Sensitive Data: Fixed 15.7.5/14.8.5/26.4
CVE-2026-20633 Published on March 25, 2026
This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to access user-sensitive data.
Vulnerability Analysis
CVE-2026-20633 can be exploited with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
What is an insecure temporary file Vulnerability?
The software attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.
CVE-2026-20633 has been classified to as an insecure temporary file vulnerability or weakness.
Products Associated with CVE-2026-20633
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Affected Versions
Apple macOS:- Before 14.8.5 is affected.
- Before 15.7.5 is affected.
- Before 26.4 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.