CVE-2026-78571 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary code due to an unguarded eval call on attacker-controlled input...

CVE-2026-78571 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary code due to an unguarded eval call on attacker-controlled input...

CVE-2026-78575 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary commands due to improper validation of command-line arguments in the MCP stdio server configuration...

CVE-2026-78575

IBM Langflow OSS 1.0.0–1.11.5 is vulnerable to OS command injection (CWE-78) in the MCP stdio server configuration , allowing a remote authenticated attacker to execute arbitrary commands. The root cause involves two gaps: the MCP stdio validator on Windows recognizes only one cmd.exe execution s...

CVE-2026-78575 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary commands due to improper validation of command-line arguments in the MCP stdio server configuration...

CVE-2026-79724 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to execute arbitrary OS commands due to improper neutralization of special elements used in an OS command...

CVE-2026-79724

IBM Langflow OSS versions 1.0.0 through 1.11.5 are affected by an OS command injection vulnerability (CWE-78) caused by multiple incomplete code security controls and missing execution guards, including an incomplete denylist omitting process-spawning primitives, a logic error in the code scanner...

CVE-2026-79742 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary code due to an incomplete environment variable blocklist...

CVE-2026-79742

IBM Langflow OSS versions 1.0.0 through 1.11.5 are affected by an incomplete environment variable blocklist in the MCP stdio server configuration. The specific root cause is that the OPENSSL_CONF environment variable is absent from the blocklist, permitting native code execution via OpenSSL engin...

CVE-2026-81204

IBM Langflow OSS (versions 1.0.0 through 1.11.5) is vulnerable to unauthenticated remote code execution (CVSS 9.8, CRITICAL) caused by code injection during graph construction (CWE-94). The root cause involves the lfx CodeParser passing return-type annotation source directly to eval without sanit...

CVE-2026-81204 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to execute arbitrary code due to code injection during graph construction...

CVE-2026-81204 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to execute arbitrary code due to code injection during graph construction...

CVE-2026-81211 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary Python code due to improper authorization of custom components in stored flows...

CVE-2026-81211

IBM Langflow OSS versions 1.0.0 through 1.11.5 are vulnerable to arbitrary Python code execution by a remote authenticated attacker. The root cause is a missing authorization check (CWE-862): the LANGFLOW_CUSTOM_COMPONENT_ADMIN_ONLY policy is enforced on the direct custom-component endpoint but n...

CVE-2026-81211 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary Python code due to improper authorization of custom components in stored flows...

CVE-2026-81941

IBM Langflow OSS versions 1.0.0 through 1.11.5 are vulnerable to arbitrary operating system command execution when an authenticated non-administrative user constructs a flow with an MCP Tools component configured to use a local stdio subprocess transport. This bypasses both the LANGFLOW_CUSTOM_CO...

CVE-2026-81941 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 allows an authenticated non-administrative user could execute arbitrary operating system commands on the server at the privilege level of the application process by constructing a flow with an MCP Tools component configured to use a local stdio subprocess...

CVE-2026-81940 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary code due to improper neutralization of special characters in flow display names...

CVE-2026-81940 Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary code due to improper neutralization of special characters in flow display names...

CVE-2026-81940

CVE-2026-81940 affects IBM Langflow OSS versions 1.0.0 through 1.11.5 , where improper neutralization of special characters in flow display names permits a remote authenticated attacker to execute arbitrary code. The underlying cause is classified as CWE-94 (Code Injection) : attacker-controlled ...