CVE-2026-81213: IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to obtain sensitive information from internal networ
Summary
IBM Langflow OSS (open-source software) versions 1.0.0 through 1.11.5 has a vulnerability where an attacker can trick the system into accessing internal network resources by providing malicious URLs that aren't properly checked. This could expose sensitive information that should be kept private inside a company's network.
Vulnerability Details
8.6(high)
EPSS: 0.0%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
network
low
none
none
September 10, 2026
Classification
Affected Vendors
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Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-81213
First tracked: September 10, 2026 at 08:08 PM
Classified by LLM (prompt v3) · confidence: 92%