Lucene search
K

CVE-2026-55446 Langflow: Unauthenticated DoS through multipart form boundary file upload

🗓️ 23 Jun 2026 16:26:17Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 44 Views

CVE-2026-55446: Unauthenticated DoS via long multipart boundary file upload in Langflow before 1.0.19.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-55446
23 Jun 202616:26
attackerkb
Circl
CVE-2026-55446
19 Jun 202613:09
circl
CVE
CVE-2026-55446
23 Jun 202616:26
cve
EUVD
EUVD-2026-38515
23 Jun 202616:26
euvd
Github Security Blog
Langflow: Unauthenticated DoS through multipart form boundary file upload
19 Jun 202621:17
github
Tenable Nessus
Langflow < 1.0.19 DoS (CVE-2026-55446)
10 Jul 202600:00
nessus
NVD
CVE-2026-55446
23 Jun 202617:17
nvd
OSV
CVE-2026-55446 Langflow: Unauthenticated DoS through multipart form boundary file upload
23 Jun 202616:26
osv
OSV
GHSA-QWQC-P3Q8-WCG9 Langflow: Unauthenticated DoS through multipart form boundary file upload
19 Jun 202621:17
osv
OSV
PYSEC-2026-223
23 Jun 202617:17
osv
Rows per page
[
  {
    "vendor": "langflow-ai",
    "product": "langflow",
    "versions": [
      {
        "version": "< 1.0.19",
        "status": "affected"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation