---
title: "CVE-2026-97680: IBM Langflow OSS - Broken Access Control"
description: "IBM Langflow OSS 1.0.0 through 1.12.2 contains an improper access control vulnerability in the vertex result caching subsystem, letting remote authenticated attackers obtain sensitive information or inject malicious data."
url: https://panop.io/threat-heartbeat/CVE-2026-97680/
---

# CVE-2026-97680 IBM Langflow OSS - Broken Access Control

IBM Langflow OSS 1.0.0 through 1.12.2 contains an improper access control vulnerability in the vertex result caching subsystem, letting remote authenticated attackers obtain sensitive information or inject malicious data.

CVSS base score 8.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.27% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-97680)

## Details

Type

Broken Access Control

Impact

Information Disclosure, Data Tampering

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Published

7 October 2026

Updated

15 October 2026

Weakness

[CWE-284](https://cwe.mitre.org/data/definitions/284.html)

## Vendor fix

Update to the latest version beyond 1.12.2.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-97680](https://nvd.nist.gov/vuln/detail/CVE-2026-97680)
- [https://www.ibm.com/support/pages/node/7290694](https://www.ibm.com/support/pages/node/7290694)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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