CVE-2021-43505
Multiple Cross Site Scripting (XSS) vulnerabilities exist in Ssourcecodester Simple Client...
Multiple Cross Site Scripting (XSS) vulnerabilities exist in Ssourcecodester Simple Client Management System v1 via (1) Add new Client and (2) Add new invoice.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Multiple Cross Site Scripting (XSS) vulnerabilities exist in Ssourcecodester Simple Client Management System v1 via (1) Add new Client and (2) Add new invoice.
- Record
CVE-2021-43505- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Multiple Cross Site Scripting (XSS) vulnerabilities exist in Ssourcecodester Simple Client Management System v1 via (1) Add new Client and (2) Add new invoice.
- Record
CVE-2021-43505- Updated
- 2026-11-02
EUVDEUVD-2021-30435 No score
Multiple Cross Site Scripting (XSS) vulnerabilities exist in Ssourcecodester Simple Client Management System v1 via (1) Add new Client and (2) Add new invoice.
- Record
EUVD-2021-30435- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m4x4-477c-c7vm
Multiple Cross Site Scripting (XSS) vulnerabilities exist in Ssourcecodester Simple Client...
Multiple Cross Site Scripting (XSS) vulnerabilities exist in Ssourcecodester Simple Client Management System v1 via (1) Add new Client and (2) Add new invoice.
- Record
GHSA-m4x4-477c-c7vm- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-43505 is a medium vulnerability (CVSS 5.4) in Simple Client Management System Project Client Management System, published March 31, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. No source names a fixed version.