🛡️ CVE-2026-55255 on PyPI (Root.io) — langflow

🔴 CVSS 9.5 — Critical ✅ No Known Exploit OSV
9.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CVE-2026-55255 in langflow - Patched by Root

Root has patched CVE-2026-55255 in the langflow package for Root:PyPI. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2026-55255 as tracked by PyPI (Root.io), for the package langflow. The fix is available in version 1.9.0+aikido.3; earlier versions remain affected.

Affected software

ROOT-APP-PYPI-CVE-2026-55255 is recorded against 2 packages.

  • langflow (fixed in 1.9.0+aikido.3)
  • rootio-langflow (fixed in 1.6.0+root.io.2)

Timeline and source

Published on 5 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

Details

Severity CRITICAL
CVSS Score 9.5
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-08-05
Updated 2026-08-12
Modified 2026-08-05
Fix URL N/A

Affected Packages

Software From version Fixed in
langflow — 1.9.0+aikido.3
rootio-langflow — 1.6.0+root.io.2

References

N/A

Similar Threats

Exploit Protection

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