P3Verified

CVE-2025-34291: langflow through 1.6.9 (inclusive); +1 more affected products

CVE-2025-34291. CVSS 3.1 base score 8.8 (HIGH, NVD). EPSS 0.92808 (percentile 0.99829), scored 2026-10-06.

Affected technology

langflow · through 1.6.9 (inclusive)
langflow

Langflow · 0 through 1.6.9
Langflow

Description’s affected range: versions up to and including 1.6.9

Component: CORSMiddleware configuration, refresh token cookie handling

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · Passive user interaction

What an attacker can do

The source reports that an attacker could run code remotely under the conditions described by the source. Vendor/CNA’s CVSS 4.0 assessment (base score 9.4/10) rates confidentiality, integrity and availability impact as high.

Published 2026-10-08 17:34:40.153951+00:00

CWE: CWE-346
CCR priority: 58.4 /100 (P3)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · NVD
EPSS: 0.92808 · percentile 0.99829 · 2026-10-08
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-08 17:36:22.845483+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-08 17:32:11.049884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-34291.html