# CVE-2025-3248

## Summary

- **CVE ID:** CVE-2025-3248
- **Severity:** CRITICAL
- **CVSS Score:** 9.8 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
- **CWE:** CWE-306
- **Published:** Apr 7, 2025
- **Last Modified:** Jul 14, 2026

## Description

Langflow versions prior to 1.3.0 are susceptible to code injection in 
the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary
code.

## Affected Products

- langflow-ai — langflow (0)

## References

- [CNA](https://github.com/langflow-ai/langflow/pull/6911)
- [CNA](https://github.com/langflow-ai/langflow/releases/tag/1.3.0)
- [CNA](https://www.horizon3.ai/attack-research/disclosures/unsafe-at-any-speed-abusing-python-exec-for-unauth-rce-in-langflow-ai/)
- [CNA](https://www.vulncheck.com/advisories/langflow-unauthenticated-rce)
- [CISA-ADP](https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-3248)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 99.99%
- **EPSS Percentile:** 100.0

## Known Exploited Vulnerabilities (KEV)

- **Date Added:** May 5, 2025
- **Due Date:** May 26, 2025

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._