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Langflow

Security incidents tagged Langflow. Newest first.

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5
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## 5 Langflow incidents in the last year

through Oct 22, 2026
crit 4 · high 3 · med 2 · low 1 · upd ½lessmore
show 5 older incidents

August 2026 1

  • highIBM Langflow: IBM Langflow Code Injection Vulnerability

    › IBM Langflow patched

    Langflow contains a code injection vulnerability that allows unauthenticated attackers to achieve full remote code execution on default Langflow deployments. Added to CISA KEV on 2026-08-04.

    open incident →CVE-2026-9198

July 2026 2

  • highLangflow Langflow: Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability

    › Langflow Langflow patched

    Langflow contains an inclusion of functionality from untrusted control sphere vulnerability that allows remote attackers to execute arbitrary code on affected installations. Added to CISA KEV on 2026-07-21.

    open incident →CVE-2026-0770
  • highLangflow Langflow: Langflow Authorization Bypass Through User-Controlled Key Vulnerability

    › Langflow Langflow patched

    Langflow contains an authorization bypass through user-controlled key vulnerability which allows an authenticated attacker to execute any flow belonging to another user by specifying the victim's flow ID in the request. Added to CISA KEV on 2026-07-07.

    open incident →CVE-2026-55255

May 2026 1

  • highLangflow Langflow: Langflow Origin Validation Error Vulnerability

    › Langflow Langflow patched

    Langflow contains an origin validation error vulnerability in which an overly permissive CORS configuration combined with a refresh token cookie configured as SameSite=None allows a malicious webpage to perform cross-origin requests that include credentials and successfully call the refresh endpoint. This could allow the attacker to execute arbitrary code and achieve full system compromise via obtained tokens that permit access to authenticated endpoints. Added to CISA KEV on 2026-05-21.

    open incident →CVE-2025-34291

March 2026 1

  • highLangflow Langflow: Langflow Code Injection Vulnerability

    › Langflow Langflow patched

    Langflow contains a code injection vulnerability that could allow building public flows without requiring authentication. Added to CISA KEV on 2026-03-25.

    open incident →CVE-2026-33017