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    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 unauthenticated attacker can send crafted HTTP requests to execute arbitrary code.

    Published:Apr 7, 2025
    Last Modified:Nov 29, 2025
    EPS:Apr 7, 2025
    EPSS Score:0.91417
    CVSS Score:9.8

    CISA Notification

    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.

    Required Action:

    Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

    Notes:

    No extra notes provided.

    Due Date
    May 26, 2025
    473 days ago
    Alert Date
    May 5, 2025
    494 days ago

    Affected Products

    Vendor
    Langflow
    Product
    Langflow

    Exploits

    https://www.horizon3.ai/attack-research/disclosures/unsafe-at-any-speed-abusing-python-exec-for-unauth-rce-in-langflow-ai/https://www.exploit-db.com/exploits/52262https://github.com/0-d3y/langflow-rce-exploithttps://github.com/0xgh057r3c0n/CVE-2025-3248https://github.com/12-test-12/CVE-2025-3248https://github.com/Ashwesker/Blackash-CVE-2025-3248https://github.com/Atomics-hub/exposecheckhttps://github.com/b0ySie7e/CVE-2025-3248-POChttps://github.com/B1ack4sh/Blackash-CVE-2025-3248https://github.com/bambooqj/cve-2025-3248https://github.com/dennisec/CVE-2025-3248https://github.com/dennisec/Mass-CVE-2025-3248https://github.com/drackyjr/cve-2025-3248-exploithttps://github.com/EQSTLab/CVE-2025-3248https://github.com/GraySignal/CVE-2025-3248https://github.com/hideki233/CVE-2025-3248-Langflow-RCEhttps://github.com/ill-deed/Langflow-CVE-2025-3248-Multi-targethttps://github.com/imbas007/CVE-2025-3248https://github.com/issamjr/CVE-2025-3248-Scannerhttps://github.com/Kiraly07/Demo_CVE-2025-3248https://github.com/LeotheGGman/Langflow-RCE-CVE-2025-3248https://github.com/min8282/CVE-2025-3248https://github.com/nebari-playground/langflow-cve-2025-3248https://github.com/Praison001/CVE-2025-3248https://github.com/preemware/langflow-exploithttps://github.com/PuddinCat/CVE-2025-3248-POChttps://github.com/r0otk3r/CVE-2025-3248https://github.com/tiemio/RCE-CVE-2025-3248https://github.com/verylazytech/CVE-2025-3248https://github.com/vigilante-1337/CVE-2025-3248https://github.com/Vip3rLi0n/CVE-2025-3248https://github.com/wand3rlust/CVE-2025-3248https://github.com/xuemian168/CVE-2025-3248https://github.com/ynsmroztas/CVE-2025-3248-Langflow-RCEhttps://github.com/zapstiko/CVE-2025-3248https://github.com/zr1p3r/CVE-2025-3248https://www.exploit-db.com/exploits/52364

    Related CVEs

    CVE-2026-14470 (CVSS 6.5) — IBM Langflow OSS 1.0.0 through 1.10.2 could allow an authenticated attacker to traverse directories on the sys…
    CVE-2026-17627 (CVSS 4.9) — IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to obtain sensitive informat…
    CVE-2026-17621 (CVSS 5.4) — IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote attacker to traverse directories on the system. An …
    CVE-2026-17622 (CVSS 6.5) — IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to obtain sensitive informat…
    CVE-2026-17631 (CVSS 5) — IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote authenticated attacker to obtain sensitive informat…
    CVE-2026-19298 (CVSS 8.8) — IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to execute arbitrary code du…
    CVE-2026-19301 (CVSS 5) — IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive informat…
    CVE-2026-19303 (CVSS 8.1) — IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to delete arbitrary local fi…
    CVE-2026-19300 (CVSS 7.5) — IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote attacker to obtain sensitive information due to inc…
    CVE-2026-19299 (CVSS 6.5) — IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive informat…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High