CVE-2025-43278

MEDIUM
Published Jun 11, 2026 Modified Jun 17, 2026 CWE-61

Description

This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Sequoia 15.4. An app may be able to access protected user data.

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CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS — Exploit Prediction

0.0015
Probability of exploitation
0.05%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-61 CWE-61

Affected Products

Vendor Product
apple macos

References

Frequently Asked Questions

What is CVE-2025-43278? +
This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Sequoia 15.4. An app may be able to access protected user data. It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2025-43278? +
CVE-2025-43278 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0015, placing it in the 0th percentile for exploitation probability.
What products are affected by CVE-2025-43278? +
CVE-2025-43278 affects products from apple, specifically: macos. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-43278? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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