CVE•Published 2026-08-13•Modified 2026-09-03•1 article on news•4 live references•NVD data
CVE-2026-73486Flowiseai · Flowise
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
25
Exploit Prediction Scoring System · top 75% of all CVEs
Weaknesses (CWE)
Description
Flowise before 3.1.3 contains a code injection vulnerability in the CSV Agent node's customReadCSV parameter that allows authenticated attackers to execute arbitrary Python code. The validator uses a static regex blocklist that can be bypassed through obfuscation techniques, enabling attackers to execute code in the unsandboxed pyodide environment with full system access.
Timeline
Published 2026-08-13
Modified 2026-09-03
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag2,463 hosts
vuln:CVE-2026-73486Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Flowiseai Flowise"All exposed Flowiseai Flowise instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Flowise"HTTP body or banner mentions "Flowise" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-73486Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-73486Censys host search filtered to this CVE id.
grep.app
CVE-2026-73486Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-73486GitHub code search for direct mentions.
Google dork
"CVE-2026-73486" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-73486 on GitHub.