Wp-Adv-Quiz < 1.0.3 - Admin+ Stored XSS
Priority MEDIUM 55CWE-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 · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
The Wp-Adv-Quiz WordPress plugin before 1.0.3 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00402 34th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed Wp-Adv-Quiz (Unknown): 1.0.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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 |
|---|---|---|---|---|---|
| Unknown | Wp-Adv-Quiz | before 1.0.3 | 1.0.3 | Patch available | CNA |
- Wp-Adv-Quiz VendorUnknown Affected before 1.0.3 Fixed in 1.0.3 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:markusbegerow:wp-adv-quiz:*:*:*:*:*:wordpress:*:* | up to 1.0.2 | Vulnerable | Markusbegerow |
- cpe:2.3:a:markusbegerow:wp-adv-quiz:*:*:*:*:*:wordpress:*:* Versions up to 1.0.2 Vulnerable ·Markusbegerow
Remediation
- Fix · CNA Wp-Adv-Quiz (Unknown) Fixed in 1.0.3
Timeline
- 2026-10-02 Threatist record created from CVE-2023-5943
- 2026-10-03 Alias added: GHSA-9gmp-mjhc-r22w
References
More Markusbegerow Wp-adv-quiz vulnerabilities
- TI-2023-05487 Wp-Adv-Quiz <= 1.0.2 - Admin+ Stored XSS in Quiz Overview CVSS 3.1MEDIUM 4.8
Sources
- CVE-2023-5943 · CVE Program
- CVE-2023-5943 · NVD
- FIRST EPSS
- GHSA-9gmp-mjhc-r22w · 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