What is CVE-2026-47107?

CVE-2026-47107 is a high-severity vulnerability in Windmill-labs Windmill, classified under Incorrect Default Permissions. CVSS score: 8.1/10. Published 2026-05-19.

How severe is CVE-2026-47107?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Windmill-labs Windmill

CVE-2026-47107

Windmill prior to 1.703.2 contains an incorrect default permissions vulnerability in nsjail sandbox configuration files where /etc is bind-mounted without read-write restrictions, allowing authenticated users to write arbitrary entries to…

EPSS: 0.000 (5.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

Windmill-labs Windmill — versions 0, f8467f38c8a053117ce62f96684cfb15ef792f08

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

disclosure@vulncheck.com (release-notes)
disclosure@vulncheck.com (issue-tracking)
disclosure@vulncheck.com (patch)
disclosure@vulncheck.com

Frequently asked questions

What is CVE-2026-47107?: CVE-2026-47107 is a high-severity vulnerability in Windmill-labs Windmill, classified under Incorrect Default Permissions. CVSS score: 8.1/10. Published 2026-05-19.
How severe is CVE-2026-47107?: High severity. CVSS v3 base score is 8.1 out of 10.