#VU121172 Deserialization of Untrusted Data in Langflow - CVE-2026-0772
Published: January 12, 2026
Vulnerability identifier: #VU121172
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-0772
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Langflow
Langflow
Software vendor:
Langflow
Langflow
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data within the disk cache service. A remote user can pass specially crafted data to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.