Windmill < 1.603.3 File Ownership Handling SQLi RCE
Summary
| CVE | CVE-2026-23696 |
|---|---|
| State | PUBLISHED |
| Assigner | VulnCheck |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-04-07 17:16:27 UTC |
| Updated | 2026-04-07 17:16:27 UTC |
| Description | 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. |
Risk And Classification
Primary CVSS: v4.0 9.4 CRITICAL from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Problem Types: CWE-89 | CWE-89 CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 9.4 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/C... |
| 4.0 | CNA | CVSS | 9.4 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H |
| 3.1 | [email protected] | Primary | 9.9 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| 3.1 | CNA | CVSS | 9.9 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
CVSS v4.0 Breakdown
Attack Vector
NetworkAttack Complexity
LowAttack Requirements
NonePrivileges Required
LowUser Interaction
NoneConfidentiality
HighIntegrity
HighAvailability
HighSub Conf.
HighSub Integrity
HighSub Availability
HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
ChangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Windmill Labs | Windmill CE Community Edition | affected 1.276.0 1.603.2 semver | Not specified |
| CNA | Windmill Labs | Windmill CE Community Edition | unaffected 1.603.3 | Not specified |
| CNA | Windmill Labs | Windmill EE Enterprise Edition | affected 1.276.0 1.603.2 semver | Not specified |
| CNA | Windmill Labs | Windmill EE Enterprise Edition | unaffected 1.603.3 | Not specified |
| CNA | Nextcloud | Flow | affected 1.0.0 1.2.2 semver | Not specified |
| CNA | Nextcloud | Flow | unaffected 1.3.0 | Not specified |
| CNA | Nextcloud | Flow | unaffected 1.3.1 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| github.com/Chocapikk/Windfall | [email protected] | github.com | |
| github.com/windmill-labs/windmill/releases/tag/v1.603.3 | [email protected] | github.com | |
| www.windmill.dev | [email protected] | www.windmill.dev | |
| apps.nextcloud.com/apps/flow/releases | [email protected] | apps.nextcloud.com | |
| www.vulncheck.com/advisories/windmill-file-ownership-handling-sqli-rce | [email protected] | www.vulncheck.com | |
| chocapikk.com/posts/2026/windfall-nextcloud-flow-windmill-rce | [email protected] | chocapikk.com | |
| github.com/windmill-labs/windmill/commit/942fb629210ebb287f48467d1535ffd... | [email protected] | github.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Valentin Lobstein (Chocapikk) (en)
There are currently no legacy QID mappings associated with this CVE.