Improper Neutralization in Jinja2 Template Handler of Wix-Incubator Jam
CVE-2025-3841

4.8MEDIUM

Key Information:

Vendor
Wix-incubator
Status
Jam
Vendor
CVE Published:
21 April 2025

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A vulnerability exists in the Wix-Incubator Jam that impacts the Jinja2 Template Handler, specifically in the jam.py file. This issue arises from improper neutralization of the config['template'] argument, allowing special elements utilized in the template engine to be exploited. Attackers can potentially execute local host attacks, undermining the security of the application. Given the continuous delivery model of this product, detailed version updates and specifics about patched releases may not be readily available. It is crucial for users to remain vigilant and apply necessary security measures to mitigate risks associated with this vulnerability.

Affected Version(s)

jam e87a6fd85cf8fb5ff37b62b2d68f917219d07ae9

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.

References

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Local
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

ybdesire (VulDB User)
.