Windmill < 1.603.3 File Ownership Handling SQLi RCE
Priority HIGH 76CWE-89Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- SQL injection
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-89.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.13582 96th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by the CNA
Fix Fixed Windmill CE (Community Edition) (Windmill Labs): 1.603.3Windmill EE (Enterprise Edition) (Windmill Labs): 1.603.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Windmill Labs | Windmill CE (Community Edition) | 1.276.0 – 1.603.2 | 1.603.3 | Patch available | CNA |
| Windmill Labs | Windmill EE (Enterprise Edition) | 1.276.0 – 1.603.2 | 1.603.3 | Patch available | CNA |
- Windmill CE (Community Edition) VendorWindmill Labs Affected 1.276.0 – 1.603.2 Fixed in 1.603.3 Patch available CNA
- Windmill EE (Enterprise Edition) VendorWindmill Labs Affected 1.276.0 – 1.603.2 Fixed in 1.603.3 Patch available CNA
Remediation
- Fix · CNA Windmill CE (Community Edition) (Windmill Labs) Fixed in 1.603.3
- Fix · CNA Windmill EE (Enterprise Edition) (Windmill Labs) Fixed in 1.603.3
Timeline
- 2026-10-02 Threatist record created from CVE-2026-23696
- 2026-10-03 Alias added: GHSA-34m2-qrpf-6v7q
References
Exploit 2
More Windmill Labs vulnerabilities
- TI-2026-18211 Windmill < 1.615.0 Operator Role Missing Authorization Checks RCE CVSS 4.0HIGH 8.7
- TI-2026-34705 Windmill < 1.703.2 Incorrect Default Permissions in nsjail Configuration CVSS 4.0HIGH 8.6
- TI-2026-23204 Windmill: SUPERADMIN_SECRET (rarely used) can be accessed publicly CVSS 4.0MEDIUM 6.9
- TI-2026-26239 Code injection in windmill CVSS 4.0HIGH 7.3
- TI-2026-50800 Windmill Labs Windmill - Missing Authorization CVSS 3.1MEDIUM 6.5
- TI-2026-50799 Windmill Labs Windmill - Information Disclosure CVSS 3.1MEDIUM 6.5
Sources
- CVE-2026-23696 · CVE Program
- CVE-2026-23696 · NVD
- FIRST EPSS
- GHSA-34m2-qrpf-6v7q · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences