{"id":"CVE-2026-73486","aliases":["GHSA-4878-cqgq-j53v"],"url":"https://o3.security/vulnerability/CVE-2026-73486","summary":"Flowise before 3.1.3 Code Injection via CSV Agent customReadCSV","details":"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.","published":"2026-08-13T11:28:06.103Z","modified":"2026-08-14T04:04:05.521997178Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73486.json"},{"type":"ADVISORY","url":"https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-4878-cqgq-j53v"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73486"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/flowise-before-code-injection-via-csv-agent-customreadcsv"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-14T04:04:05.521997178Z"}}