Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability

Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of the exec_globals parameter provided to the validate endpoint. The issue results from the inclusion of a resource from an untrusted control sphere. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-27325.

MANARTECH SECURITY ALERT

Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability

CVE Numbers

CVE-2026-0770

Affected Product

Langflow — Langflow

Threat Description

Severity Scale

CRITICALHIGHMEDIUMLOW

Severity

CRITICAL

Affected Versions

To be reviewed

Recommended Mitigation

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.

Reference Links

https://www.zerodayinitiative.com/advisories/ZDI-26-036/

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-0770

https://nvd.nist.gov/vuln/detail/CVE-2026-0770

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