PyPI package intelligence

langflow Known Exploited Vulnerabilities

Track evidence-backed exploitation affecting the PyPI package langflow, including the gap beyond CISA KEV, confidence assessments, and sensor observations.

Total KEVs
8
Known exploited vulnerabilities affecting langflow
In CISA KEV
5
Records also listed in the official catalog
Beyond CISA KEV
3
Additional exploited vulnerabilities absent from CISA KEV
Sensor Observed
6
langflow KEVs with sensor-observed exploitation activity

Review langflow exploitation against the versions you run

Three of the eight exploited langflow vulnerabilities tracked here are not in CISA KEV.

63%
Covered by CISA
37%
Beyond CISA

Attested langflow vulnerabilities

8 known exploited vulnerabilities affecting this package.

Vulnerability CISA KEV Added
CVE-2026-33497

Langflow: /profile_pictures/{folder_name}/{file_name} endpoint file reading

Beyond CISA 11 Aug 2026
CVE-2026-55450

Langflow: Unauthenticated file upload leads to DoS (space exhaustion) and information leak

Beyond CISA 09 Aug 2026
CVE-2024-37014

Langflow through 0.6.19 allows remote code execution if untrusted users are able to reach the "POST /api/v1/custom_component" endpoint and provide...

Beyond CISA 01 Aug 2026
CVE-2026-0770

Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability

In CISA 21 Jul 2026
CVE-2026-55255

Langflow: IDOR Vulnerability in `/api/v1/responses` Endpoint Allows Authenticated Attackers to Access Another User's Flow

In CISA 07 Jul 2026
CVE-2025-34291

Langflow <= 1.6.9 CORS Misconfiguration to Token Hijack & RCE

In CISA 01 Jun 2026
CVE-2026-33017

Langflow has Unauthenticated Remote Code Execution via Public Flow Build Endpoint

In CISA 01 Jun 2026
CVE-2025-3248

Langflow Unauth RCE

In CISA 05 May 2025

Recurring weakness patterns

Missing Authentication for Critical Function, Improper Control of Generation of Code ('Code Injection'), and Origin Validation Error account for mapped occurrences across this langflow KEV portfolio.

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