Information disclosure in Flowiseai Flowise
CVE-2026-73604
Flowise before 3.1.3 contains an incomplete credential redaction vulnerability in the GET /api/v1/credentials/:id endpoint that returns decrypted secrets in plaintext. Authenticated users with credentials:view permission can retrieve sensitive data including database connection URLs with embedded passwords, cloud service account JSON with private keys, and API keys by calling this endpoint.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (32.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Flowiseai Flowise — versions 0, 3.1.3
Weakness classification (CWE)
References
- github.com/FlowiseAI/Flowise/security/advisories/GHSA-rwrp-9823-p2xq (Exploit, vendor-advisory, Mitigation, Vendor Advisory)
- www.vulncheck.com/advisories/flowise-before-credential-exposure-via-api (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-73604?
- CVE-2026-73604 is a medium-severity vulnerability in Flowiseai Flowise, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-08-13.
- How severe is CVE-2026-73604?
- Medium severity. CVSS v3 base score is 6.5 out of 10.