# CVE-2026-93319: A malicious frontend can cause a daemon panic

> CVE-2026-93319: A malicious frontend can cause a daemon panic. CVSS 5.7 (CVSS 4.0).

Canonical: https://rewindex.com/cve/CVE-2026-93319
Last updated: 2026-10-06T15:08:38Z

- Published: 2026-10-05 17:47 UTC · Updated: 2026-10-06 15:08 UTC · Assigner: Docker
- CVSS: 5.7 (CVSS 4.0) · Severity: Medium
- EPSS: 0.09%, 0th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-567

## Description

A malicious external BuildKit frontend can send requests using the internal API that can create conditions for a data race that can cause the BuildKit daemon to panic.

## Affected vendors and products

- moby: BuildKit

## Tracked companies

- [Docker](https://rewindex.com/company/docker.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-93319)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-93319)
- [https://github.com/moby/buildkit/releases/tag/v0.33.1](https://github.com/moby/buildkit/releases/tag/v0.33.1)
- [https://github.com/moby/buildkit/security/advisories/GHSA-4hgw-qrhw-fhg8](https://github.com/moby/buildkit/security/advisories/GHSA-4hgw-qrhw-fhg8)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-93319 · Markdown: https://rewindex.com/cve/CVE-2026-93319.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-93319 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:12:19.380Z