Back to Database
Status published
High
CVE-2021-39136
Cross-site scripting vulnerability in file upload
Vulnerability Description
baserCMS is an open source content management system with a focus on Japanese language support. In affected versions there is a cross-site scripting vulnerability in the file upload function of the management system of baserCMS. Users are advised to update as soon as possible. No workaround are available to mitigate this issue.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2021-39136
Credits & Attribution
No credits recorded in the NVD database.
References
More from baserproject
View All →CVE-2025-32957
baserCMS: unsafe File Upload Leading to Remote Code Execution (RCE)
High
8.7
CVE-2024-46998
baserCMS has a Cross-site Scripting (XSS) Vulnerability in Edit Email Form Settings Feature
High
7.1
CVE-2024-46996
baserCMS has a Cross-site Scripting (XSS) Vulnerability in Blog posts Feature
Medium
6.3
CVE-2024-46995
baserCMS has Cross-site Scripting Vulnerability in HTTP 400 Bad Request
Medium
6.1
CVE-2024-46994
baserCMS has Cross-site Scripting Vulnerability in Blog posts and Contents list Feature
Medium
5.4
Affected Vendor
baserproject
View all reports →Affected Software
basercms
Vulnerable Versions:
< 4.5.1
Timeline
Official Publish:
August 25th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N