Error Log Viewer Plugin <= 1.1.1 - Admin+ Arbitrary File Clearing
Priority LOW 31CWE-73Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
The Error Log Viewer WordPress plugin through 1.1.1 does not validate the path of the log file to clear, allowing high privilege users to clear arbitrary files on the web server, including those outside of the blog folder
Why it matters now
EPSS 0.05188 92nd 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 | Error Log Viewer by BestWebSoft | 1.1.1 – 1.1.1 | — | No fix listed | CNA |
- Error Log Viewer by BestWebSoft VendorUnknown Affected 1.1.1 – 1.1.1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:bestwebsoft:error_log_viewer:*:*:*:*:*:wordpress:*:* | up to 1.1.1 | Vulnerable | BestWebSoft |
- cpe:2.3:a:bestwebsoft:error_log_viewer:*:*:*:*:*:wordpress:*:* Versions up to 1.1.1 Vulnerable ·BestWebSoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24966
- 2026-10-03 Alias added: GHSA-6x4q-qqxj-h82w
References
More BestWebSoft Error Log Viewer vulnerabilities
- TI-2023-06230 Error Log Viewer < 1.1.3 - Directory Listing to Sensitive Data Exposure CVSS 3.1MEDIUM 6.5
- TI-2021-07043 Error Log Viewer < 1.1.2 - Arbitrary Text File Deletion via CSRF CVSS 3.1MEDIUM 6.5
- TI-2017-13735 The error-log-viewer plugin before 1.0.6 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-2021-24966 · CVE Program
- CVE-2021-24966 · NVD
- FIRST EPSS
- GHSA-6x4q-qqxj-h82w · 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