CVE-2025-3248 · netVigilance record NV25-0093
Langflow Missing Authentication
past due ransomware
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA deadline 2025-05-26 · passed 1 year 3 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
Langflow contains a missing authentication vulnerability in the /api/v1/validate/code endpoint that allows a remote, unauthenticated attacker to execute arbitrary code via crafted HTTP requests.
Who is affected
Langflow Langflow. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-306.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 1 year 3 months ago
Sources
- NVD entry for CVE-2025-3248 nvd.nist.gov/vuln/detail/CVE-2025-3248
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- github.com github.com/advisories/GHSA-c995-4fw3-j39m
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2025-3248