gcdRadar
archive/Patch now/AIR-2026-0995
closedclosed 24 Mar 2026Patch now2 Disclosed vulnerabilityAI

CVE-2026-33475: Langflow Remote Shell Injection in CI/CD Workflows

Langflow

Langflow repositories prior to version 1.9.0 contain an unauthenticated remote shell injection vulnerability in GitHub Actions workflows. Attackers can inject arbitrary commands via malicious branch names or pull request titles, potentially leading to supply chain compromise.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
9.1
EPSS
0.03 · top 12% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
24 Mar 2026
last update
24 Mar 2026
CVE ids
CVE-2026-33475other records

Timeline · 1

  1. 24 Mar 2026CVE-2026-33475: Langflow is a tool for building and deploying AI-powered agents and workflows.

Sources · 1

Advisories and databases

  1. 2026-03-24
    CVE-2026-33475: Langflow is a tool for building and deploying AI-powered agents and workflows.
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-33475

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerabilitySupply chain
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
AML.T0010 AI Supply Chain Compromise
tags
command-injectionci-cd
dates
happened 24 Mar 2026 · first reported 24 Mar 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.95 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

Copy a brief

This record as a short Markdown brief, for a ticket, a chat or a coding agent.

the brief as text
# CVE-2026-33475: Langflow Remote Shell Injection in CI/CD Workflows

https://gcdradar.vercel.app/incidents/cve-2026-33475-langflow-remote-shell-injection-in-ci-cd-work · AIR-2026-0995 · closed 2026-03-24

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-03-24
- AI role: Attack on AI
- Products: Langflow
- CVE ids: CVE-2026-33475
- CVSS: 9.1

## Summary

Langflow repositories prior to version 1.9.0 contain an unauthenticated remote shell injection vulnerability in GitHub Actions workflows. Attackers can inject arbitrary commands via malicious branch names or pull request titles, potentially leading to supply chain compromise.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-03-24: CVE-2026-33475: Langflow is a tool for building and deploying AI-powered agents and workflows. (https://nvd.nist.gov/vuln/detail/CVE-2026-33475)

## Sources

- 2026-03-24 NVD: CVE-2026-33475: Langflow is a tool for building and deploying AI-powered agents and workflows. https://nvd.nist.gov/vuln/detail/CVE-2026-33475

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

Related

  1. closed9.9
    Langflow CVE-2026-8476: IBM Langflow OSS remote code execution via unsafe pickle deserialization

    Patch now · Disclosed · since 17 Jul 2026 · CVE-2026-8476

    AI
  2. closed7.5
    Langflow CVE-2026-0772: Langflow Disk Cache Deserialization RCE Vulnerability

    Patch now · Disclosed · since 23 Jan 2026 · CVE-2026-0772

    AI
  3. closed8.8
    Langflow IBM Langflow Desktop Insecure Deserialization Vulnerability

    Patch now · Disclosed · since 8 Apr 2026 · CVE-2026-3357

    AI
  4. closed6.5
    Hugging Face libraries CVE-2026-1839: HuggingFace Transformers Arbitrary Code Execution in Trainer

    Patch now · Disclosed · since 7 Apr 2026 · CVE-2026-1839

    AI
  5. closed8.8
    vLLM CVE-2026-27893: vLLM Hardcoded Trust Override Enables RCE

    Patch now · Disclosed · since 27 Mar 2026 · CVE-2026-27893

    AI
  6. closed8.5
    vLLM CVE-2026-90553: vLLM Remote Code Execution Vulnerability

    Patch now · Disclosed · since 12 Sep 2026 · CVE-2026-90553

    AI