by Kastro
Paper/Archive/CVE-2026-23696

CVE-2026-23696

Windmill Labs Windmill CE (Community Edition) — Windmill < 1.603.3 File Ownership Handling SQLi RCE

EPSS 14%public exploitCVSS 9.9
critical.is priorityof 100
59
CVSS 9.9 (CNA)9.9 / 10 × 3029.7Not in CISA KEV+300.0EPSS percentile 96.5.965 × 2019.3Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

Windmill CE and EE versions 1.276.0 through 1.603.2 contain an SQL injection vulnerability in the folder ownership management functionality that allows authenticated attackers to inject SQL through the owner parameter. An attacker can use the injection to read sensitive data such as the JWT signing secret and administrative user identifiers, forge an administrative token, and then execute arbitrary code via the workflow execution endpoints.

Affected

ProductAffectedFixed inSource
Windmill CE (Community Edition)1.276.0 – 1.603.21.603.3CNA
Windmill EE (Enterprise Edition)1.276.0 – 1.603.21.603.3CNA

Scores by source

VulnCheck (CNA)9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
VulnCheck (CNA)9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: poc · Automatable: no · Technical impact: total

References

exploitchocapikk.com/posts/2026/windfall-nextcloud-flow-windmill-rceexploitgithub.com/Chocapikk/Windfallrefgithub.com/windmill-labs/windmill/releases/tag/v1.603.3patchgithub.com/windmill-labs/windmill/commit/942fb629210ebb287f48467d1535ffde3a3eeaferefwindmill.devrefapps.nextcloud.com/apps/flow/releaseswriteupvulncheck.com/advisories/windmill-file-ownership-handling-sqli-rce