HTTP: Langflow Code Validation Missing Authentication
This signature detects attempts to exploit a known vulnerability against Langflow. A successful attack can lead to arbitrary code execution.
Extended Description
Langflow versions prior to 1.3.0 are susceptible to code injection in \nthe /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary\ncode.
Affected Products
Langflow langflow
References
CVE: CVE-2026-0770
Short Name
HTTP:CTS:LANGFLOW-MISS-AUTH
Severity
Critical
Recommended
False
Recommended Action
Drop
Category
HTTP
Keywords
Authentication CVE-2025-3248 CVE-2026-0770 Code Langflow Missing Validation
Release Date
05/14/2025
Supported Platforms
mx-19.3
vmx-19.3
vsrx-19.2
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-19.4
vsrx3bsd-19.4
srx-branch-19.4
vsrx-19.4
vmx-19.4
mx-19.4
srxevo-25.4
vsrx-26.2
srx-26.2
srx-branch-26.2
vsrx3bsd-26.2
mx-12.3
srx-12.3
srx-branch-12.3
vsrx-12.3
Sigpack Version
3922
False Positive
Unknown
Vendors
Langflow