What’s Vulnerable › Vulnerabilities

CVE-2026-91936: Flowise before 3.1.4 Script Injection via Docker Workflows

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-15 · updated 2026-09-17
• Weakness: CWE-78

Description

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 shell metacharacters through inputs like tag_version and node_version to execute arbitrary commands and steal AWS credentials and Docker Hub tokens.

Affected products

• FlowiseAI Flowise: before 3.1.4 — fixed in 3.1.4

How to fix

Upgrade to a fixed version: FlowiseAI Flowise 3.1.4. Check the vendor advisory for mitigations.

References

• https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jrcq-qjw5-xx5q
• https://www.vulncheck.com/advisories/flowise-before-3.1.4-script-injection-via-docker-workflows
• https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-jrcq-qjw5-xx5q

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