bleeping-computer Jul 22, 2026 · Crawled Jul 22, 2026

CISA orders urgent action on actively exploited Langflow RCE flaw

4 CVEs

AI Summary

The Cybersecurity and Infrastructure Security Agency (CISA) has mandated U.S. federal agencies to urgently patch CVE-2026-0770, a critical remote code execution vulnerability in the Langflow AI framework. This flaw allows unauthenticated attackers to execute code as root via improper handling of the exec_globals parameter in the validate endpoint. Exploitation has been observed in the wild since June 27, with attacks focused on command execution, reconnaissance, and attempts to exfiltrate AWS credentials and environment variables.

AI-extracted · verify before operational use

Extracted Entities 4 found

CVE CVE-2026-0770 → CVE CVE-2025-3248 → CVE CVE-2026-33017 → CVE CVE-2026-55255 →

MITRE ATT&CK TTPs 40 techniques

T1059 Command and Scripting Interpreter · Execution T1059.004 Unix Shell · Execution T1070.004 File Deletion · Defense Evasion T1078 Valid Accounts · Defense Evasion T1083 File and Directory Discovery · Discovery T1105 Ingress Tool Transfer · Command And Control T1135 Network Share Discovery · Discovery T1190 Exploit Public-Facing Application · Initial Access T1210 Exploitation of Remote Services · Lateral Movement T1505.003 Web Shell · Persistence T1552 Unsecured Credentials · Credential Access T1619 Cloud Storage Object Discovery · Discovery T1021 Remote Services · Lateral Movement T1027 Obfuscated Files or Information · Defense Evasion T1053.003 Cron · Execution T1055 Process Injection · Defense Evasion T1059.001 PowerShell · Execution T1059.003 Windows Command Shell · Execution T1068 Exploitation for Privilege Escalation · Privilege Escalation T1070.001 Clear Windows Event Logs · Defense Evasion T1071.001 Web Protocols · Command And Control T1075 T1075 T1082 System Information Discovery · Discovery T1133 External Remote Services · Persistence T1195.001 Compromise Software Dependencies and Development Tools · Initial Access T1485 Data Destruction · Impact T1486 Data Encrypted for Impact · Impact T1490 Inhibit System Recovery · Impact T1499 Endpoint Denial of Service · Impact T1046 Network Service Discovery · Discovery T1090 Proxy · Command And Control T1203 Exploitation for Client Execution · Execution T1566 Phishing · Initial Access T1583 Acquire Infrastructure · Resource Development T1584 Compromise Infrastructure · Resource Development T1585 Establish Accounts · Resource Development T1586 Compromise Accounts · Resource Development T1587 Develop Capabilities · Resource Development T1588 Obtain Capabilities · Resource Development T1588.001 Malware · Resource Development