CVE-2026-12766: IBM Langflow OSS 1.0.0 through 1.11.2 is vulnerable to server-side request forgery (SSRF). This may allow an authenticat
Summary
IBM Langflow OSS versions 1.0.0 through 1.11.2 contain a server-side request forgery vulnerability (SSRF, a flaw where an attacker tricks the server into making unwanted network requests). An authenticated attacker (someone with valid login credentials) could exploit this to send unauthorized requests from the system, potentially discovering network information or launching further attacks.
Vulnerability Details
5.4(medium)
EPSS: 0.0%
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
network
low
low
none
September 14, 2026
Classification
Affected Vendors
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Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-12766
First tracked: September 14, 2026 at 08:07 PM
Classified by LLM (prompt v3) · confidence: 92%