CVE-2023-7335

EduSoho < 22.4.7 Arbitrary File Read via classroom-course-statistics

State: Published
Severity: 8.7 High
Published: Jan 22, 2026
Updated: Jul 15, 2026
Reserved: Jan 21, 2026

Description

EduSoho versions prior to 22.4.7 contain an arbitrary file read vulnerability in the classroom-course-statistics export functionality. A remote, unauthenticated attacker can supply crafted path traversal sequences in the fileNames[] parameter to read arbitrary files from the server filesystem, including application configuration files such as config/parameters.yml that may contain secrets and database credentials. Exploitation evidence was observed by the Shadowserver Foundation on 2026-01-19 (UTC).

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	VulnCheck

Weaknesses

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected Products

Product	Versions
EduSohoHangzhou Kuozhi Network Technology Co., Ltd.	before 22.4.7Affected

References

https://www.edusoho.com/product
https://github.com/edusoho/edusoho/releases/tag/v22.4.7release-notespatch
https://cn-sec.com/archives/2451582.htmltechnical-descriptionexploit
https://blog.csdn.net/qq_41904294/article/details/135007351technical-descriptionexploit
https://github.com/zeroChen00/exp-poc/blob/main/EduSoho%E6%95%99%E5%9F%B9%E7%B3%BB%E7%BB%9Fclassropm-course-statistics%E5%AD%98%E5%9C%A8%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E8%AF%BB%E5%8F%96%E6%BC%8F%E6%B4%9E.mdexploit
https://github.com/gobysec/GobyVuls/blob/master/CNVD-2023-03903.mdexploit
https://www.cnvd.org.cn/flaw/show/CNVD-2023-03903government-resourcevdb-entry
https://www.vulncheck.com/advisories/edusoho-arbitrary-file-read-via-classroom-course-statisticsthird-party-advisory

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