Back to Database
Status published
High
CVE-2021-43101
A File Upload vulnerability exists in bbs 5.3 is via...
Vulnerability Description
A File Upload vulnerability exists in bbs 5.3 is via MembershipCardManageAction.java in a GetType function, which lets a remote malicious user execute arbitrary code.
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-2021-43101
Credits & Attribution
No credits recorded in the NVD database.
References
More from diyhi
View All →CVE-2025-9461
diyhi bbs File Compression FilePackageManageAction.java information disclosure
Medium
5.3
CVE-2025-6762
diyhi bbs HTTP Header login getUrl server-side request forgery
Medium
5.3
CVE-2025-6453
diyhi bbs API ForumManageAction.java add path traversal
Medium
5.3
CVE-2022-23390
An issue in the getType function of BBS Forum v5.3...
Critical
9.8
CVE-2021-43103
A File Upload vulnerability exists in bbs 5.3 is via...
High
7.2
Affected Vendor
diyhi
View all reports →Affected Software
bbs
Vulnerable Versions:
5.3
Timeline
Official Publish:
March 28th, 2022
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.