GitHub Advisoryadvisory · PyPI
GHSA-rvqx-wpfh-mfx7 Langflow Unauth RCE
CRITICAL
Official page ↗
- Aliases
- CVE-2025-3248
- Ecosystem
- PyPI
- Packages
- langflow, langflow-base
- Severity
- Critical
- CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A
- Weaknesses
- CWE-94
- Reviewed
- 2025-06-17
Affected packages
• PyPI langflow: < 1.3.0 → fixed in 1.3.0
• PyPI langflow-base: < 0.3.0 → fixed in 0.3.0
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.
Related
Alias · CVE (1)
- CVE-2025-3248 Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. vulnerability
Weakness · CWE (1)
- CWE-94 Improper Control of Generation of Code weakness
References
- https://github.com/langflow-ai/langflow/security/advisories/GHSA-rvqx-wpfh-mfx7 web
- https://nvd.nist.gov/vuln/detail/CVE-2025-3248 advisory
- https://github.com/langflow-ai/langflow/pull/6911 web
- https://github.com/langflow-ai/langflow/commit/faac4db133de32fcb6d483fa9ff52f40ce42bdc0 web
- https://github.com/langflow-ai/langflow package
- https://github.com/langflow-ai/langflow/releases/tag/1.3.0 web
- https://github.com/pypa/advisory-database/tree/main/vulns/langflow-base/PYSEC-2026-380.yaml web
- https://pypi.org/project/langflow-base web
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-3248 web
- https://www.horizon3.ai/attack-research/disclosures/unsafe-at-any-speed-abusing-python-exec-for-unauth-rce-in-langflow-ai web
- https://www.vulncheck.com/advisories/langflow-unauthenticated-rce web