Arbitrary File Read Vulnerability in EduSoho by EduSoho
CVE-2023-7335

8.7HIGH

Key Information:

Vendor

Hangzhou Kuozhi Network Technology Co., Ltd.

Status
Edusoho
Vendor
CVE Published:
22 January 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-7335?

EduSoho versions earlier than 22.4.7 are susceptible to an arbitrary file read vulnerability through the classroom-course-statistics export functionality. This flaw allows attackers without authentication to exploit crafted path traversal sequences in the fileNames[] parameter, enabling them to access sensitive files on the server, including critical application configuration documents that could expose secrets and database credentials. Evidence of exploitation was identified by the Shadowserver Foundation.

Affected Version(s)

EduSoho 0 < 22.4.7

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-2023-7335 - Proof of Concept

CVE-2023-7335 - Proof of Concept

CVE-2023-7335 - Proof of Concept

References

https://www.edusoho.com/
product
https://github.com/edusoho/edusoho/releases/tag/v22.4.7
release-notespatch
https://cn-sec.com/archives/2451582.html
technical-descriptionexploit

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
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

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