CVE-2026-0770

CriticalActively exploited (CISA KEV)

Description

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.

SeverityCritical
CVSS9.8
Exploit probability—
ProductLangflow
PublishedJan 23, 2026
First seenJan 23, 2026
Added to KEVJul 21, 2026
Weakness typeCWE-829CWE-829

How to fix

CISA required action

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.

CISA due date: Jul 24, 2026

Affected products

ProductAffected versionsFixed in
langflow langflowv ≤ 1.7.3—
langflowPyPIv ≤ 1.7.3—

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