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
What happened
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
Why it matters
The incident may affect operational continuity, asset safety or trust around Security. Watch for verified scope and remediation.
Affected entities
View evidence
1 reports · 1 original report · 1 independent
- The Hacker NewsPrimary source · Supports · EN · 100%Attackers Exploit Critical Langflow and Rails Flaws in Credential-Probing and C2 Activity ↗
Claims
- Attackers Exploit Critical Langflow and Rails Flaws in Credential-Probing and C2 Activity Observed
Conflicts
No material conflict detected in the available evidence.
Timeline
- First reported
Market move following event
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