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.
Published: 2026-04-30
Score: 9.6 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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History

Thu, 30 Apr 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 30 Apr 2026 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Thinkgem
Thinkgem jeesite
Vendors & Products Thinkgem
Thinkgem jeesite

Thu, 30 Apr 2026 18:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-22
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N'}


Thu, 30 Apr 2026 17:15:00 +0000

Type Values Removed Values Added
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.
References

Subscriptions

Thinkgem Jeesite
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-30T17:50:04.241Z

Reserved: 2026-04-06T00:00:00.000Z

Link: CVE-2026-36760

cve-icon Vulnrichment

Updated: 2026-04-30T17:47:51.526Z

cve-icon NVD

Status : Deferred

Published: 2026-04-30T17:16:26.050

Modified: 2026-04-30T18:16:28.927

Link: CVE-2026-36760

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-30T18:30:16Z

Weaknesses