CVE-2026-13435

CRITICAL

IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.

CVSS v3.1 Score

9.9
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 7/30/2026Modified: 7/31/2026

Related Intelligence (1)

CRITICALVulnerability

NVD CRITICAL: CVE-2026-13435 — IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vuln...

IBM Langflow OSS 1.0.0 through 1.10.1 contains an improper input validation vulnerability in the PythonREPL sandbox implementation.

CVE-2026-13435
NIST NVD

References (1)

https://www.ibm.com/support/pages/node/7279987