CVE-2026-73484
highpriority · track · 32EPSS 0.004 · 38 %ileDEEUUSEPSS · scored 2026-10-27
Flowise before 3.1.3 contains a sandbox escape vulnerability in pythonCodeValidator.ts that fails to block native Pandas DataFrame methods like to_csv, to_json, pipe, and query. Authenticated attackers can exploit this to exfiltrate uploaded CSV data or write arbitrary files to the server filesystem.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.2–8.6
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-2589Flowise: Mehrere SchwachstellenDeutsch2026-07-29csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Flowise ausnutzen, um beliebigen Code auszuführen – sogar mit Root-Rechten –, erweiterte Privilegien zu erlangen, Sicherheitsmaßnahmen zu umgehen, Sitzungen zu kapern sowie Daten offenzulegen oder zu manipulieren.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://github.com/FlowiseAI/Flowise/releasesPatchcnnvd
- https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x58f-9m57-qc4mcnnvd
- https://www.vulncheck.com/advisories/flowise-before-sandbox-escape-via-pandas-methodscnnvd
- https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x58f-9m57-qc4menisa_euvd
- https://www.vulncheck.com/advisories/flowise-before-sandbox-escape-via-pandas-methodsenisa_euvd
- https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-x58f-9m57-qc4mExploitVendor Advisorynvd
- https://www.vulncheck.com/advisories/flowise-before-sandbox-escape-via-pandas-methodsThird Party Advisorynvd
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