CVE-2023-4376
Serial Codes Generator and Validator with WooCommerce Support < 2.4.15 - Admin+ Stored XSS
The Serial Codes Generator and Validator with WooCommerce Support WordPress plugin before 2.4.15 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Serial Codes Generator and Validator with WooCommerce Support WordPress plugin before 2.4.15 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
- Record
CVE-2023-4376- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
CVE List
Serial Codes Generator and Validator with WooCommerce Support < 2.4.15 - Admin+ Stored XSS
The Serial Codes Generator and Validator with WooCommerce Support WordPress plugin before 2.4.15 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
- Record
CVE-2023-4376- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
EUVDEUVD-2023-54240
The Serial Codes Generator and Validator with WooCommerce Support WordPress plugin before 2.4.15 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
- Record
EUVD-2023-54240- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-mvx3-cc2h-ccjp
The Serial Codes Generator and Validator with WooCommerce Support WordPress plugin before 2.4.15...
The Serial Codes Generator and Validator with WooCommerce Support WordPress plugin before 2.4.15 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)
- Record
GHSA-mvx3-cc2h-ccjp- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-4376 is a medium vulnerability (CVSS 4.8) in Nikolov Serial Codes Generator And Validator With Woocommerce Support, published September 19, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 41st percentile. No source names a fixed version.