Langflow is affected by path traversal due to multiple unauthenticated and insufficiently authorized API endpoints (IBM Langflow OSS)

CVE-2026-12942
HIGH 7.5

At a glance

Source
NVD
EPSS
EPSS 0.62 % · percentile 50 ()
State
PUBLISHED
Published
Updated
Assigner
ibm
NVD status
Analyzed

Description

IBM Langflow OSS 1.0.0 through 1.10.1 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot " sequences ( /.. /) to view arbitrary files on the system.

Weaknesses (CWE)

  • CWE-22 — Improper Limitation of a Pathname to a Restricted Directory

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nibm
CVSS 3.1HIGH 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NNVD · psirt@us.ibm.com (Primary)

European references

Affected configurations (NVD CPE)

Affected products

ProductVersions
IBM · Langflow OSSaffected 1.0.0 ≤ 1.10.1

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