CVE-2026-13435CWE-94code-injection

CVE-2026-13435

Critical · published July 30, 2026

CVSS v3.1
9.9
EPSS
1%
Percentile
44.0
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
9.9 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00530 · 44.0th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code Injection')
Published
2026-07-30T23:17Z
Affected products (1)
ProductVersionsFixed in
langflow/langflow≥ 1.0.0, < 1.10.21.10.2
References (1)
https://www.ibm.com/support/pages/node/7279987 · [email protected]
EPSS history
Timeline
  • 30 JUL 16:48Z
    Python Interpreter Sandbox Bypass Leading to Sensitive Data Exposure
    cvelistv5