CVE-2026-7872: IBM Langflow OSS 1.0.0 through 1.10.0 allows an authenticated attacker to read arbitrary files including the JWT signing
Summary
CVE-2026-7872 is a vulnerability in IBM Langflow OSS (open-source software) versions 1.0.0 through 1.10.0 that allows an authenticated attacker (someone with login credentials) to read arbitrary files on the system, including the JWT signing key (a secret used to create authentication tokens). With access to this key, an attacker could forge authentication tokens to impersonate any user.
Vulnerability Details
7.5(high)
EPSS: 0.0%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
network
low
none
none
July 17, 2026
Classification
Affected Vendors
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Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-7872
First tracked: July 17, 2026 at 08:07 PM
Classified by LLM (prompt v3) · confidence: 92%