CVE-2026-9103 Details.
Langflow OSS - Superuser Token Issuance
Atlas does not check this one. Works by exploiting the flaw.
The only reliable test for this one is to try the weakness itself, which can disturb the site. Atlas does not do that, so it does not run this check.
About CVE-2026-9103. What It Means.
Langflow OSS with default AUTO_LOGIN exposes `/api/v1/auto_login`, which returns a superuser access token to any unauthenticated request.
Affected Product. What Is Hit.
- Vendor
- langflow-ai
- Product
- Langflow Ai Langflow
References. Where To Read More.
More CVEs In Langflow Ai Langflow.
- CVE-2026-0768CriticalInformation onlyLangflow <=1.2.x - Unauthenticated Remote Code Execution via validate_codeLangflow AiCVSS9.8
- CVE-2026-21445CriticalInformation onlyLangflow - Broken Access ControlLangflow AiCVSS9.1
- CVE-2026-5027HighInformation onlyLangflow <= 1.8.4 - Path Traversal to RCE via File UploadLangflow AiCVSS8.8
FAQ
Common Questions.
Langflow OSS - Superuser Token Issuance. Langflow OSS with default AUTO_LOGIN exposes `/api/v1/auto_login`, which returns a superuser access token to any unauthenticated request.
No. The only reliable test for this one is to try the weakness itself, which can disturb the site. Atlas does not do that, so it does not run this check. The facts about CVE-2026-9103 are on this page, and you can request a demo to see how Brandefense watches your whole external attack surface.
CVE-2026-9103 is not on the CISA Known Exploited Vulnerabilities list at the time of writing, but it is still worth fixing.
Update Langflow Ai Langflow to the latest version from the vendor, or follow the vendor's advice to switch off the affected feature. Vendor links are listed on this page when they are known.
This page lists the public facts about CVE-2026-9103. Atlas does not run a check for it, so nothing here says whether a particular site is affected.