{"id":"CVE-2026-91936","title":"Flowise versions before 3.1.4 contain a script injection vulnerability in Docker image build workflows where workflow_dispatch inputs are directly interpolated into shell run blocks","summary":"Flowise versions before 3.1.4 contain a script injection vulnerability in Docker image build workflows where workflow_dispatch inputs are directly interpolated into shell run blocks. Attackers with repository write access can inject shel…","severity":"medium","cvss":6.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N","cwe":["CWE-78"],"vendor":"FlowiseAI","product":"Flowise","affected":["Flowise < 3.1.4"],"published":"2026-09-15","updated":"2026-09-17","sourceUpdated":"2026-09-17T15:16:57.303","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91936","references":[{"url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jrcq-qjw5-xx5q","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/flowise-before-3.1.4-script-injection-via-docker-workflows","label":"disclosure@vulncheck.com"},{"url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jrcq-qjw5-xx5q","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-17T14:50:30.798777Z"},"epss":0.00348,"epssPercentile":0.28543,"ingestedAt":"2026-09-15T15:39:12.926Z","slug":"CVE-2026-91936","body":"## Overview\n\nFlowise versions before 3.1.4 contain a script injection vulnerability in Docker image build workflows where workflow_dispatch inputs are directly interpolated into shell run blocks. Attackers with repository write access can inject shell metacharacters through inputs like tag_version and node_version to execute arbitrary commands and steal AWS credentials and Docker Hub tokens.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":49,"depthScoreParts":{"impact":37.4,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":206150,"id":"CVE-2026-91936","ts":1789658476024,"field":"exploit_available","old":"false","new":"true"}]}