Error Log Viewer by BestWebSoft <= 1.1.6 - Authenticated (Administrator+) Arbitrary File Read
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.
Summary
The Error Log Viewer by BestWebSoft plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 1.1.6 via the rrrlgvwr_get_file function. This makes it possible for authenticated attackers, with Administrator-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.
Why it matters now
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 |
|---|---|---|---|---|---|
| BestWebSoft | Error Log Viewer by BestWebSoft | up to 1.1.6 | — | No fix listed | CNA |
- Error Log Viewer by BestWebSoft VendorBestWebSoft Affected up to 1.1.6 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-9950
- 2026-10-03 Alias added: GHSA-h4g5-79h9-3pw5
References
Other 3
- https://www.wordfence.com/threat-intel/vulnerabilities/id/9455eccb-9f32-4e4e-8fe4-f345bf6e8da7?source=cve
- https://plugins.trac.wordpress.org/browser/error-log-viewer/tags/1.1.6/error-log-viewer.php#L118
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3378018%40error-log-viewer&new=3378018%40error-log-viewer&sfp_email=&sfph_mail=
More BestWebSoft vulnerabilities
- TI-2022-03136 Post to CSV by BestWebSoft <= 1.4.0 - Author+ CSV Injection CVSS 3.1CRITICAL 9.8
- TI-2023-00778 User Role by BestWebSoft < 1.6.7 - Privilege Escalation via CSRF CVSS 3.1HIGH 8.8
- TI-2023-00725 Gallery by BestWebSoft < 4.7.0 - Author+ SQL Injection CVSS 3.1HIGH 8.8
- TI-2023-00724 Gallery by BestWebSoft < 4.7.0 - Author+ Stored Cross-Site Scripting CVSS 3.1MEDIUM 5.4
- TI-2017-14121 BestWebSoft Contact Form Plugin Stored cross site scriting CVSS 3.1MEDIUM 5.4
- TI-2024-02914 Quotes and Tips < 1.45 - Admin+ Arbitrary File Upload CVSS 3.1MEDIUM 4.9
Sources
- CVE-2025-9950 · CVE Program
- CVE-2025-9950 · NVD
- FIRST EPSS
- GHSA-h4g5-79h9-3pw5 · 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