CVE-2026-9198
IBM Langflow OSS 1.0.0 through 1.10.0 allows unauthenticated attackers to chain /api/v1/auto_login (mints SUPERUSER tokens to any network caller) with /api/v1/validate/code (executes user code via exec()) to achieve full RCE on default Langflow deployments
Actively exploited
- In the CISA exploited-vulnerabilities catalogue since Aug 4, 2026
- US federal agencies must remediate it by Aug 7, 2026 (BOD 22-01)
- First attack observed 17 days after disclosure
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Source: CISA KEV · Sep 8, 2026 Aug 28, 2026 Aug 27, 2026 Aug 19, 2026 Aug 7, 2026 Aug 4, 2026
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HAffected products
| Vendors | Product | Versions |
|---|---|---|
| langflow | langflow | < 1.10.1 |
Related articles
VulnerabilitiesCISA Adds Three Vulnerabilities to KEV Catalog: Langflow, Tomcat and N-central Affected
CISA adds three actively exploited vulnerabilities to the KEV catalog, impacting Langflow, Apache Tomcat, and N-central. Patch immediately by August 7, 2026.
VulnerabilitiesFour Critical Vulnerabilities Exploited Against macOS, SharePoint, VMware vCenter, and Windows
CISA has added four actively exploited critical vulnerabilities to its Known Exploited Vulnerabilities KEV catalog. The flaws affect Apple macOS,
VulnerabilitiesLangflow Under Attack: RCE Flaw Exposes OpenAI and AWS Keys, Root Credentials
Langflow CVE-2026-0768 RCE flaw exploited to steal AWS and OpenAI keys with root access. See affected versions, fix in 1.11.6 and detection tips.
This product uses the NVD API but is not endorsed or certified by the NVD.