CVE-2026-9103: langflow from 1.0.0 (inclusive), before 1.10.1 (exclusive); +1 more affected products

CVE-2026-9103. CVSS 3.1 base score 9.8 (CRITICAL, Vendor/CNA). EPSS 0.03208 (percentile 0.88098), scored 24-Oct-2026.

Affected technology

langflow · from 1.0.0 (inclusive), before 1.10.1 (exclusive)
langflow

Langflow OSS · 1.0.0 through 1.10.0
IBM

Description’s affected range: through 1.10.0 could

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

A remote attacker could gain unauthorized access due to improper authentication in the /api/v1/login/auto_login endpoint. Vendor/CNA’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high.

Published 25-Oct-2026 01:29 UTC

CWE: CWE-306
CCR priority: 40.0 /100 (P3)
CVSS 3.1: 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Vendor/CNA
EPSS: 0.03208 · percentile 0.88098 · 2026-10-24
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-9103.html