Deserialization Vulnerability in jxxghp MoviePilot Software
CVE-2026-120320

5.1MEDIUM

Key Information:

Vendor

JxxgHP

Status
Moviepilot
Vendor
CVE Published:
2 November 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-120320?

A deserialization vulnerability exists in the Workflow Fork Endpoint of jxxghp MoviePilot versions up to 3.1.2, located in the WorkflowExecutor.restore_context function within the app/chain/workflow.py file. This issue allows an attacker to execute malicious code remotely, leading to potential data breaches or system manipulation. The vulnerability has been publicly disclosed, and it is critical to upgrade to version 3.1.3, which includes a patch for this security flaw. Users are strongly advised to implement this update to safeguard their systems against exploitation.

Affected Version(s)

MoviePilot 3.1.0

MoviePilot 3.1.1

MoviePilot 3.1.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-120320 - Proof of Concept

References

https://vuldb.com/vuln/429653
vdb-entrytechnical-description
https://vuldb.com/vuln/429653/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-120320
third-party-advisory

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

chenhuanlin (VulDB User)
.