CVE-2026-93320

Published Oct 5, 2026 Modified Oct 6, 2026 CWE-441

Description

BuildKit may be tricked into performing file actions with special file inodes where regular files are expected. Special files may block operations or, on rootful workers, allow unintended host device access.

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EPSS — Exploit Prediction

0.0011
Probability of exploitation
0.01%
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-441 CWE-441

References

Frequently Asked Questions

What is CVE-2026-93320? +
BuildKit may be tricked into performing file actions with special file inodes where regular files are expected. Special files may block operations or, on rootful workers, allow unintended host device access.
How do I check if I'm vulnerable to CVE-2026-93320? +
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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