High severity · published Jan 23, 2026
CVE-2026-0772
Langflow Disk Cache Deserialization of Untrusted Data Remote Code Execution Vulnerability
7.5
CVSS
1.2%
EPSS
No
On KEV
Description
Langflow Disk Cache Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Langflow. Authentication is required to exploit this vulnerability.
The specific flaw exists within the disk cache service. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-27919.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LA
Langflow · Langflow
1.5.0.post2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-0772
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-0772
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-26-038/
More from Langflow
9.8
CVE-2026-9198
Unauthenticated Remote Code Execution via Auto-Login Bypass and Code Validation
9.8
CVE-2026-33017
Langflow has Unauthenticated Remote Code Execution via Public Flow Build Endpoint
9.8
CVE-2026-0770
Langflow exec_globals Inclusion of Functionality from Untrusted Control Sphere Remote Code Execution Vulnerability
9.8
CVE-2025-3248
Langflow < 1.3.0 Unauthenticated RCE via /api/v1/validate/code
8.8
CVE-2025-34291
Langflow <= 1.6.9 CORS Misconfiguration to Token Hijack & RCE