Langflow: IBM Langflow OSS 1.0.0 through 1.10.3 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-2026-17633
- Affects
- Langflow
- Known exploited
- Not listed in the CISA Known Exploited Vulnerabilities catalog
- Published
- Record first published by the source
- August 5, 2026
- Source last modified
- October 23, 2026
Description
IBM Langflow OSS 1.0.0 through 1.10.3 could allow a remote authenticated attacker to execute arbitrary code due to code injection.
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 1.10.3. Someone who already has a login to your Langflow installation and can reach it over a network could slip their own instructions into a part of the product and make it run any commands they choose on the computer where Langflow 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 have. Any version from 1.0.0 through 1.10.3 is affected by this flaw.
- No fixed version is named for this flaw yet, so check the vendor advisory linked on this page for a fixed release, and have the person who runs Langflow install it as soon as 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 23, 2026 and reviewed before publishing.