Stored XSS Vulnerability in Frappe ERPNext by Frappe Technologies
CVE-2018-11339

6.1MEDIUM

Key Information:

Vendor

Frappe

Status
Erpnext
Vendor
CVE Published:
22 May 2018

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2018-11339?

A stored Cross-Site Scripting (XSS) vulnerability was identified in Frappe ERPNext v11.x.x-develop b1036e5, which arises from improperly handled user-generated comments. This flaw allows attackers to inject malicious scripts into user comments, compromising the security of web applications and potentially leading to unauthorized actions within user sessions. Users and administrators are urged to implement security measures to safeguard their applications against such vulnerabilities.

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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-2018-11339 - Proof of Concept

References

https://github.com/frappe/frappe/issues/5546
x_refsource_MISC
https://www.exploit-db.com/exploits/44691/
exploitx_refsource_EXPLOIT-DB
https://discuss.erpnext.com/t/stored-xss-in-erpnext-demo-...
x_refsource_MISC

EPSS Score

5% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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