CVE-2026-12940

Katalog CVE

CVSS 9.8 · Critical EPSS 0,94%

Kerentanan Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') pada langflow. Skor CVSS 3.1 9.8 (Critical) menurut us.ibm.com.

Deskripsi (NVD)

IBM Langflow OSS 1.0.0 through 1.10.1  are vulnerable to unauthenticated remote code execution via environment variable injection in the MCP (Model Context Protocol) stdio launcher. The vulnerability exists in src/lfx/src/lfx/base/mcp/util.py where the DANGEROUS_ENV_VARS blocklist fails to include SHELLOPTS , BASHOPTS , and PS4 environment variables.

Rincian

Terbit di NVD

30 Juli 2026

Terakhir diubah

4 Agustus 2026

Status NVD

Analyzed

CVSS 3.1

9.8 (Critical), sumber us.ibm.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

EPSS (30 hari)

0,94% peluang dieksploitasi; lebih tinggi dari 60,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.ibm.com/support/pages/node/7279995 advisory vendor