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CVE-2026-0770

CRITICAL KEV CISA Exploitation: ACTIVE
9.8
CVSS 3.0
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.

Metadata

CVE ID
CVE-2026-0770
State
PUBLISHED
Assigner
zdi
Reserved
2026-01-08 22:50 UTC
Published
2026-01-23 03:28 UTC
Last updated
2026-07-22 03:55 UTC
Primary CWE
CWE-829
CWE-829: Inclusion of Functionality from Untrusted Control S…
Vendor / Product
Langflow / Langflow
Sources
cve.org  ·  NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC — CISA Coordinator
Exploitation
ACTIVE
Automatable
yes
Tech. Impact
total
CISA Known Exploited Vulnerability
Vulnerability name
Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability
Vendor
Langflow
Product
Langflow
Added to KEV
2026-07-21
Due date
2026-07-24
Ransomware
Not known
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 description
Langflow contains an inclusion of functionality from untrusted control sphere vulnerability that allows remote attackers to execute arbitrary code on affected installations.
Affected products (1)
VendorProductPlatformVersions
Langflow Langflow 1.4.2
Weakness (CWE)
CWESourceDescription
CWE-829 cna CWE-829: Inclusion of Functionality from Untrusted Control Sphere
CVSS scores (1)
ScoreSeverityVersionSourceVector
9.8 CRITICAL 3.0 cna CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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