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CVE-2025-3248

Good to know:

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Date: April 7, 2025

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.

Severity Score

Related Resources (9)

https://github.com/langflow-ai/langflow/releases/tag/1.3.0
https://github.com/langflow-ai/langflow/commit/faac4db133de32fcb6d483fa9ff52f40ce42bdc0
https://www.horizon3.ai/attack-research/disclosures/unsafe-at-any-speed-abusing-python-exec-for-unauth-rce-in-langflow-ai
https://nvd.nist.gov/vuln/detail/CVE-2025-3248
https://github.com/langflow-ai/langflow/pull/6911
https://www.horizon3.ai/attack-research/disclosures/unsafe-at-any-speed-abusing-python-exec-for-unauth-rce-in-langflow-ai/
https://github.com/langflow-ai/langflow
https://github.com/langflow-ai/langflow/security/advisories/GHSA-rvqx-wpfh-mfx7
https://www.mend.io/vulnerability-database/CVE-2025-3248

Severity Score

Weakness Type (CWE)

Improper Control of Generation of Code ('Code Injection')

CWE-94

Missing Authentication for Critical Function

CWE-306

Top Fix

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Upgrade Version

Upgrade to version langflow - 1.3.0;langflow - 1.3.0;langflow-base - 0.3.0;https://github.com/langflow-ai/langflow.git - 1.3.0

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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