CVE-2025-3248
CVSS v3
9.8
CRITICAL
EPSS Score
92.0 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code.
CISA Known Exploited Vulnerability
- Date Added
- 2025-05-05
- Patch Due Date
- 2025-05-26
- Ransomware Use
- Unknown
Frequently asked questions
What is CVE-2025-3248?
Langflow versions prior to 1.3.0 are susceptible to code injection in the /api/v1/validate/code endpoint. A remote and unauthenticated attacker can send crafted HTTP requests to execute arbitrary code.
Is CVE-2025-3248 actively exploited?
Yes. CVE-2025-3248 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 5/26/2025.
What is the CVSS score for CVE-2025-3248?
CVE-2025-3248 has a CVSS v3 base score of 9.8 (CRITICAL severity).
Is CVE-2025-3248 affecting your environment?
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