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CVE-2026-33497— Langflow: /profile_pictures/{folder_name}/{file_name} endpoint file reading

Quick assessment

Affected
langflow-ai langflow
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Langflow是Langflow开源的一个用于构建多代理和 RAG 应用程序的可视化框架。 Langflow 1.7.1之前版本存在路径遍历漏洞，该漏洞源于/profile_pictures/{folder_name}/{file_name}端点参数过滤不严格，可能导致跨目录读取secret_key。

AI Predicted 7.5 Difficulty: Easy EPSS 2.03% · P80

Public Exploits 1

Nuclei · 1 CVE-2026-33497.yaml [template]

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2026-33497

Vulnerability Information
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Vulnerability Title
Langflow: /profile_pictures/{folder_name}/{file_name} endpoint file reading
Source: CVE Program / CVE List V5
Vulnerability Description
Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to version 1.7.1, in the download_profile_picture function of the /profile_pictures/{folder_name}/{file_name} endpoint, the folder_name and file_name parameters are not strictly filtered, which allows the secret_key to be read across directories. Version 1.7.1 contains a patch.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Langflow 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Langflow是Langflow开源的一个用于构建多代理和 RAG 应用程序的可视化框架。 Langflow 1.7.1之前版本存在路径遍历漏洞，该漏洞源于/profile_pictures/{folder_name}/{file_name}端点参数过滤不严格，可能导致跨目录读取secret_key。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
langflow-ai langflow < 1.7.1 -

II. Public POCs for CVE-2026-33497

# POC Description Source Link Shenlong Link
1 Langflow < 1.7.1 contains a path traversal caused by insufficient filtering of folder_name and file_name parameters in download_profile_picture endpoint, letting attackers read secret_key across directories, exploit requires crafted request. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-33497.yaml POC Details
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III. Intelligence Information for CVE-2026-33497

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Vendor Advisories for CVE-2026-33497 (1)

Same Patch Batch · langflow-ai · 2026-03-24 · 4 CVEs total

CVE-2026-33309 10.0 CRITICAL Langflow has an Arbitrary File Write (RCE) via v2 API
CVE-2026-33475 9.1 CRITICAL Langflow GitHub Actions Shell Injection
CVE-2026-33484 7.5 HIGH Langflow has Unauthenticated IDOR on Image Downloads

IV. Related Vulnerabilities

Same product: langflow
Same vendor: langflow-ai
Same weakness: CWE-22

V. Comments for CVE-2026-33497

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