Actively exploited
Listed in CISA’s Known Exploited Vulnerabilities catalog since July 21, 2026.
CVE-2026-0770
Langflow Inclusion of Functionality from Untrusted Control Sphere Vulnerability
Added to KEV July 21, 2026
Alert details
- Source feed
- CISA KEV
- CVE ID
- CVE-2026-0770
- CWE
- CWE-829
- Affected products
- Langflow · Langflow Langflow
What happened
Langflow contains an inclusion of functionality from untrusted control sphere vulnerability that allows remote attackers to execute arbitrary code on affected installations.
What it means for your business
Langflow Langflow is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-0770). Langflow contains an inclusion of functionality from untrusted control sphere vulnerability that allows remote attackers to execute arbitrary code on affected installations. CISA remediation due date: 2026-07-24. PremierePC tracks KEV alerts for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.
Required action
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
CISA due date: July 24, 2026
Sources
Related briefs
Langflow Authorization Bypass Through User-Controlled Key Vulnerability
Langflow Langflow is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2026-55255). Langflow contains an authorization bypass through user-controlled key vulnerability which allows an authenticated attacker to execute any flow belonging to another user by specifying the victim's flow ID in the request. CISA remediation due date: 2026-07-10. PremierePC tracks KEV alerts for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.
Langflow Missing Authentication Vulnerability
Langflow Langflow is listed in CISA's Known Exploited Vulnerabilities catalog (CVE-2025-3248). Langflow contains a missing authentication vulnerability in the /api/v1/validate/code endpoint that allows a remote, unauthenticated attacker to execute arbitrary code via crafted HTTP requests. CISA remediation due date: 2025-05-26. If you need help checking exposure, call (864) 335-9223.
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