CVE-2026-19297: Insufficient Authentication Brute Force Protection on Login Endpoint

Published Aug 12, 2026
·
Updated

IBM Langflow OSS 1.0.0 through 1.9.6 could allow a remote attacker to obtain unauthorized access to user accounts due to improper restriction of excessive authentication attempts.

Other sources

Langflow OSS could allow a remote attacker to obtain unauthorized access to user accounts due to improper restriction of excessive authentication attempts.

— IBM

Affected Software

2 affected components
IBM Langflow OSS>=1.0.0<=1.9.6
IBM Langflow OSS<=1.0.0-1.9.6

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Langflow OSS to a version that resolves this vulnerability.

    Fixed in 1.10.0

Event History

Aug 12, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
Aug 13, 2026
CVE Published
via MITRE·08:46 PM
Data Sourced
via MITRE·08:46 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·09:17 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

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