CVE-2020-21005
MEDIUM
6.5
CVSS Score
Published: June 3, 2021 at 01:54 PM UTC
Updated: June 17, 2026 at 03:03 AM UTC
1 product affected across 1 vendorWellcms
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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.8%
Description
WellCMS 2.0 beta3 is vulnerable to File Upload. A user can log in to the CMS background and upload a picture. Because the upload file type is controllable, the user can modify the upload file type to get webshell.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://github.com/Computer2200/-/issues/4CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-434
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