What’s Vulnerable › Vulnerabilities
CVE-2026-3357: IBM Langflow Desktop FAISS Vector Store Remote Code Execution via malicious Pickle file
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-08 · updated 2026-07-24
- Weakness: CWE-502
Description
IBM Langflow Desktop 1.6.0 through 1.8.2 Langflow could allow an authenticated user to execute arbitrary code on the system, caused by an insecure default setting which permits the deserialization of untrusted data in the FAISS component.
Affected products
- IBM Langflow OSS: from 1.6.0 before 1.8.3 — fixed in 1.8.3
How to fix
Upgrade to a fixed version: IBM Langflow OSS 1.8.3. Check the vendor advisory for mitigations.
References
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