Visitors <= 0.3 - Unauthenticated Stored Cross-Site Scripting (XSS)
Priority LOW 30CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
The Visitors WordPress plugin through 0.3 is affected by an Unauthenticated Stored Cross-Site Scripting (XSS) vulnerability. The plugin would display the user's user agent string without validation or encoding within the WordPress admin panel.
Why it matters now
EPSS 0.01303 70th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Visitors | 0.3 – 0.3 | — | No fix listed | CNA |
- Visitors VendorUnknown Affected 0.3 – 0.3 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bestwebsoft:visitors_online:*:*:*:*:*:wordpress:*:* | up to 0.3 | Vulnerable | BestWebSoft |
- cpe:2.3:a:bestwebsoft:visitors_online:*:*:*:*:*:wordpress:*:* Versions up to 0.3 Vulnerable ·BestWebSoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24350
- 2026-10-03 Alias added: GHSA-98c2-3mpw-gw7c
References
More BestWebSoft Visitors Online vulnerabilities
- TI-2015-07702 The visitors-online plugin before 0.4 for WordPress has SQL injection. CVSS 3.0CRITICAL 9.8
- TI-2017-13710 The visitors-online plugin before 1.0.0 for WordPress has multiple XSS issues. CVSS 3.0MEDIUM 6.1
- TI-2017-01471 Cross-site scripting in BestWebSoft Captcha CVSS 3.0MEDIUM 6.1
Sources
- CVE-2021-24350 · CVE Program
- CVE-2021-24350 · NVD
- FIRST EPSS
- GHSA-98c2-3mpw-gw7c · 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