CVE-2026-55423
MEDIUMCVSS 6.1/10EPSS 0.15%
Last modified
CVE-2026-55423 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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. EPSS estimates a 0.15% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Langflow | Langflow | < 1.7.0 |
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
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-55423?
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.
How severe is CVE-2026-55423?
CVE-2026-55423 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2026-55423?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-55423?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST