CVE-2025-3248: Langflow Code Injection Vulnerability

# CVE-2025-3248: Langflow Code Injection Vulnerability

https://gcdradar.vercel.app/incidents/cve-2025-3248-langflow-code-injection-vulnerability · AIR-2025-0006 · closed 2025-07-01

- Lane: Patch now
- Severity: 3 (Confirmed exploitation)
- Fix status: Fix status unknown
- First reported: 2025-04-07
- AI role: Attack on AI
- Products: Langflow
- CVE ids: CVE-2025-3248
- CVSS: 9.3

## Summary

Langflow prior to version 1.3.0 contained a code injection vulnerability in the validate code endpoint. Exploitation is confirmed in the wild as the flaw was added to CISA KEV.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2025-06-17: CVE-2025-3248: Langflow Unauth RCE (https://github.com/advisories/GHSA-rvqx-wpfh-mfx7)
- 2025-04-07: CVE-2025-3248: Langflow versions prior to 1.3.0 are susceptible to code injection in 
the /api/v1/validate/code endpoint. A remote and… (https://nvd.nist.gov/vuln/detail/CVE-2025-3248)

## Sources

- 2025-04-07 NVD: CVE-2025-3248: Langflow versions prior to 1.3.0 are susceptible to code injection in 
the /api/v1/validate/code endpoint. A remote and… https://nvd.nist.gov/vuln/detail/CVE-2025-3248
- 2025-06-17 GitHub Advisory Database: CVE-2025-3248: Langflow Unauth RCE https://github.com/advisories/GHSA-rvqx-wpfh-mfx7

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.