Attackers Exploit Critical Langflow and Rails Flaws in Credential-Probing and C2 Activity

September 1, 2026
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Attackers Exploit Critical Langflow and Rails Flaws in Credential-Probing and C2 Activity

Threat actors are exploiting two critical flaws impacting Langflow and Ruby on Rails, according to new findings from VulnCheck.

The vulnerabilities in question are listed below –

CVE-2026-0768 (CVSS score: 9.8) – A lack of proper validation of a user-supplied input vulnerability that could be exploited to execute arbitrary Python code in the context of the root user.
CVE-2026-66066 aka

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Attackers Exploit Critical Langflow and Rails Flaws in Credential-Probing and C2 Activity

Attackers Exploit Critical Langflow and Rails Flaws in Credential-Probing and C2 Activity

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