CVE-2026-72539

MEDIUMCVSS 6.5/10

Last modified

CVE-2026-72539 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. An information disclosure vulnerability in Windmill Labs Windmill through 1.783.0 allows any authenticated workspace member to read legacy ownerless draft scripts that contain plaintext resource credentials. Drafts with a null owner email bypass ACL enforcement and are returned to any workspace member who queries the drafts endpoint.

Description

An information disclosure vulnerability in Windmill Labs Windmill through 1.783.0 allows any authenticated workspace member to read legacy ownerless draft scripts that contain plaintext resource credentials. Drafts with a null owner email bypass ACL enforcement and are returned to any workspace member who queries the drafts endpoint. Sensitive credentials stored in these drafts are exposed across ACL boundaries.

Metrics

CVSS 3.1
6.5/10

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

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
Windmill LabsWindmill<= 1.783.0

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-72539?
An information disclosure vulnerability in Windmill Labs Windmill through 1.783.0 allows any authenticated workspace member to read legacy ownerless draft scripts that contain plaintext resource credentials. Drafts with a null owner email bypass ACL enforcement and are returned to any workspace member who queries the drafts endpoint. Sensitive credentials stored in these drafts are exposed across ACL boundaries.
How severe is CVE-2026-72539?
CVE-2026-72539 has a CVSS score of 6.5/10 (MEDIUM severity).
How do I fix CVE-2026-72539?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST