CVE-2026-36760

CRITICAL EPSS 30.2%

Published Apr 30, 20262mo ago · Modified Jun 17, 20262w ago

9.6 CVSS 3.1

Critical

Published Apr 30, 2026 2mo ago

Last Modified Jun 17, 2026 2w ago

Description

An issue in the fileMd5 parameter in the /a/file/upload endpoint of JeeSite v5.15.1 allows authenticated attackers with file upload permissions to execute a path traversal and write arbitrary files with whitelisted suffixes to arbitrary filesystem locations while chunked upload is enabled.

CVSS Details

Base Score

9.6

Exploitability

3.1

Impact

5.8

Vector string

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope Changed

Confidentiality High

Integrity High

Availability None

Threat Intelligence

EPSS Exploit Probability

30.2% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-22 Path Traversal Resource Mgmt

References 2

github.com https://github.com/thinkgem/jeesite
github.com https://github.com/thinkgem/jeesite/issues/530

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.