Medium 6.1Published Jun 23, 2026

CVE-2026-55423Langflow is a tool for building and deploying AI-powered agents and workflows.

Updated under an hour ago (2026-10-19 09:00 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for langflow

Exploited in the last 30 days

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.7.0, the logout button does not clear the session. The previous user stays logged in unless another user explicitly logs in. This vulnerability is fixed in 1.7.0.

CVSS: 6.1 MEDIUM (v3.1, NVD)CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE): CWE-613
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jun 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

langflow langflow langflow:langflow	before 1.7.0	NVD

References

https://github.com/langflow-ai/langflow/pull/10527issue-tracking, patch
https://github.com/langflow-ai/langflow/pull/10528issue-tracking, exploit
https://github.com/langflow-ai/langflow/security/advisories/GHSA-7hw8-6q6r-4276vendor-advisory, exploit, patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.