CVE-2020-21861

HIGH

DuxCMS 2.1 - Unauthenticated Arbitrary PHP File Upload via AdminUpload Endpoint

Title source: llm
STIX 2.1

Description

File upload vulnerability in DuxCMS 2.1 allows attackers to execute arbitrary php code via duxcms/AdminUpload/upload.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory
https://gitee.com/annyshow/DuxCMS2.1/issues/I182Y4

Scores

CVSS v3 8.8
EPSS 0.0059
EPSS Percentile 43.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-434
Status published
Products (1)
duxcms_project/duxcms 2.1
Published Jul 06, 2023
Tracked Since Feb 18, 2026