Langflow: IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote authenticated attacker to execute…
Langflow
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- Severity
- High, CVSS 8.8
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Record
- CVE-2026-88962
- Affects
- Langflow
- Known exploited
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Published
- Record first published by the source
- October 7, 2026
- Source last modified
- October 8, 2026
Description
IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote authenticated attacker to execute arbitrary code due to improper control of code generation.
Description quoted from the NVD record.
Who is affected
Langflow (also called IBM Langflow OSS) is a tool for building apps that use AI language models. This flaw affects versions 1.0.0 through 1.12.2. An attacker who has an account and can sign in to your Langflow over a network could make it run any code they choose, because a part of the product does not properly control what code it runs. This flaw is rated High.
What to do
- If someone in your organization installed or runs Langflow, ask them to check which version you use. Versions 1.0.0 through 1.12.2 have this flaw.
- No fixed version is named for this flaw yet, so the person who runs Langflow should check the vendor advisory linked on this page for a fixed release and install it once it is available.
- If an IT provider or vendor runs Langflow for your organization, send them this advisory and ask when the update will be done.
Analysis written from the source record as of October 8, 2026 and reviewed before publishing.