What’s Vulnerable › Vulnerabilities
CVE-2026-13435: Python Interpreter Sandbox Bypass Leading to Sensitive Data Exposure
- Severity: critical (CVSS 9.9 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: 2026-07-30 · updated 2026-10-23
- Weakness: CWE-94
Description
IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.
Affected products
- IBM Langflow OSS: from 1.0.0 before 1.10.2 — fixed in 1.10.2
How to fix
Upgrade to a fixed version: IBM Langflow OSS 1.10.2. Check the vendor advisory for mitigations.
References
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