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archive/Patch now/AIR-2026-0216
closedclosed 28 Sep 2026Patch now2 Disclosed vulnerabilityAI

CVE-2026-101861: Langflow Unsafe Eval Code Execution Vulnerability

Langflow

Langflow contained an unsafe eval vulnerability in schema.py allowing authenticated attackers to achieve code execution. The flaw was addressed by the maintainers without confirmed field exploitation.

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
4.1
EPSS
<0.01 · top 91% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
28 Sep 2026
last update
28 Sep 2026
CVE ids
CVE-2026-101861other records

Timeline · 1

  1. 28 Sep 2026CVE-2026-101861: Langflow 1.0.16 before 1.12.0 and 0.0.94 before 1.12.0 contain an unsafe eval() vulnerability in schema.py that allows…

Sources · 1

Advisories and databases

  1. 2026-09-28
    CVE-2026-101861: Langflow 1.0.16 before 1.12.0 and 0.0.94 before 1.12.0 contain an unsafe eval() vulnerability in schema.py that allows…
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-101861

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 vulnerability
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling
owasp llm top 10
LLM03:2025 Supply Chain
mitre atlas
no technique for these categories
tags
langflowrceeval
dates
happened 28 Sep 2026 · first reported 28 Sep 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 06:33Z · updated 2026-10-18 06:33Z

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-2026-101861: Langflow Unsafe Eval Code Execution Vulnerability

https://gcdradar.vercel.app/incidents/cve-2026-101861-langflow-unsafe-eval-code-execution-vulnerab · AIR-2026-0216 · closed 2026-09-28

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-09-28
- AI role: Attack on AI
- Products: Langflow
- CVE ids: CVE-2026-101861
- CVSS: 4.1

## Summary

Langflow contained an unsafe eval vulnerability in schema.py allowing authenticated attackers to achieve code execution. The flaw was addressed by the maintainers without confirmed field exploitation.

## What to do

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

## Latest updates

- 2026-09-28: CVE-2026-101861: Langflow 1.0.16 before 1.12.0 and 0.0.94 before 1.12.0 contain an unsafe eval() vulnerability in schema.py that allows… (https://nvd.nist.gov/vuln/detail/CVE-2026-101861)

## Sources

- 2026-09-28 NVD: CVE-2026-101861: Langflow 1.0.16 before 1.12.0 and 0.0.94 before 1.12.0 contain an unsafe eval() vulnerability in schema.py that allows… https://nvd.nist.gov/vuln/detail/CVE-2026-101861

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

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