WordPress Simple Staff List Plugin <= 2.2.3 is vulnerable to Cross Site Scripting (XSS)
Priority LOW 27CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Auth. (editor+) Stored Cross-Site Scripting (XSS) vulnerability in Brett Shumaker Simple Staff List plugin <= 2.2.3 versions.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00374 31st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Brett Shumaker | Simple Staff List | up to 2.2.3 | — | No fix listed | CNA |
- Simple Staff List VendorBrett Shumaker Affected up to 2.2.3 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:simple_staff_list_project:simple_staff_list:*:*:*:*:*:wordpress:*:* | before 2.2.4 | Vulnerable | Simple Staff List Project |
- cpe:2.3:a:simple_staff_list_project:simple_staff_list:*:*:*:*:*:wordpress:*:* Versions before 2.2.4 Vulnerable ·Simple Staff List Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-28790
- 2026-10-03 Alias added: GHSA-493h-rc2f-j5gv
References
More Brett Shumaker vulnerabilities
- TI-2023-28178 WordPress Simple Staff List plugin <= 2.2.4 - Broken Access Control vulnerability CVSS 3.1MEDIUM 4.3
Sources
- CVE-2023-28790 · CVE Program
- CVE-2023-28790 · NVD
- FIRST EPSS
- GHSA-493h-rc2f-j5gv · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences