CVE-2026-23696
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.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 13.6%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
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.
- CVSS 4.0
- 9.4 CRITICALCVSS: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/M
- EPSS
- 13.58% probability · 96th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-89
- Source
- disclosure@vulncheck.com
References
- https://apps.nextcloud.com/apps/flow/releases
- https://chocapikk.com/posts/2026/windfall-nextcloud-flow-windmill-rce/
- https://github.com/Chocapikk/Windfall
- https://github.com/windmill-labs/windmill/commit/942fb629210ebb287f48467d1535ffde3a3eeafe
- https://github.com/windmill-labs/windmill/releases/tag/v1.603.3
- https://www.vulncheck.com/advisories/windmill-file-ownership-handling-sqli-rce
- https://www.windmill.dev/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.