Langflow is vulnerable to Server-Side Request Forgery due to missing or bypassable URL validation in multiple components (IBM Langflow OSS)

CVE-2026-19304
HIGH 7.7

At a glance

Source
NVD
EPSS
EPSS 0.42 % · percentile 37 ()
State
PUBLISHED
Published
Updated
Assigner
ibm
NVD status
Analyzed

Description

IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information from internal services due to a URL parser discrepancy.

Weaknesses (CWE)

  • CWE-918 — Server-Side Request Forgery

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.7CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:Nibm
CVSS 3.1HIGH 7.7CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:NNVD · psirt@us.ibm.com (Secondary)

European references

Affected configurations (NVD CPE)

Affected products

ProductVersions
IBM · Langflow OSSaffected 1.0.0 ≤ 1.11.2

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD