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archive/Patch now/AIR-2026-1108
closedclosed 11 Jun 2026Patch now2 Disclosed vulnerabilityAI

CVE-2026-7787: Authentication bypass vulnerability in IBM Langflow OSS

IBM Langflow OSS

IBM Langflow OSS versions 1.0.0 through 1.9.1 are vulnerable to an authentication bypass via insecure direct object references, enabling data reading or modification. No exploitation in the wild has been reported.

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
7.5
EPSS
<0.01 · top 84% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
11 Jun 2026
last update
11 Jun 2026
CVE ids
CVE-2026-7787other records

Timeline · 1

  1. 11 Jun 2026CVE-2026-7787: IBM Langflow OSS 1.0.0 through 1.9.1 could allow an authenticated user to read or modify sensitive information by bypassing…

Sources · 1

Advisories and databases

  1. 2026-06-11
    CVE-2026-7787: IBM Langflow OSS 1.0.0 through 1.9.1 could allow an authenticated user to read or modify sensitive information by bypassing…
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-7787

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
idorlangflow
dates
happened 11 Jun 2026 · first reported 11 Jun 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-2026-7787: Authentication bypass vulnerability in IBM Langflow OSS

https://gcdradar.vercel.app/incidents/cve-2026-7787-authentication-bypass-vulnerability-in-ibm-lan · AIR-2026-1108 · closed 2026-06-11

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-06-11
- AI role: Attack on AI
- Products: IBM Langflow OSS
- CVE ids: CVE-2026-7787
- CVSS: 7.5

## Summary

IBM Langflow OSS versions 1.0.0 through 1.9.1 are vulnerable to an authentication bypass via insecure direct object references, enabling data reading or modification. No exploitation in the wild has been reported.

## What to do

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

## Latest updates

- 2026-06-11: CVE-2026-7787: IBM Langflow OSS 1.0.0 through 1.9.1 could allow an authenticated user to read or modify sensitive information by bypassing… (https://nvd.nist.gov/vuln/detail/CVE-2026-7787)

## Sources

- 2026-06-11 NVD: CVE-2026-7787: IBM Langflow OSS 1.0.0 through 1.9.1 could allow an authenticated user to read or modify sensitive information by bypassing… https://nvd.nist.gov/vuln/detail/CVE-2026-7787

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

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