Error Log Viewer by BestWebSoft <= 1.1.6 - Authenticated (Administrator+) Arbitrary File Read

Description

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.

Scores

EPSS (exploitation in 30 days)

0.71% · top 46% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.

Weakness

• CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (opens in a new tab)All about CWE-22 and its CVEs

Affected products

• bestwebsoft · Error Log Viewer by BestWebSoft

  • affected ≤ 1.1.6

References (3)

• https://www.wordfence.com/threat-intel/vulnerabilities/id/9455eccb-9f32-4e4e-8fe4-f345bf6e8da7?source=cve (opens in a new tab)
• https://plugins.trac.wordpress.org/browser/error-log-viewer/tags/1.1.6/error-log-viewer.php#L118 (opens in a new tab)
• 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= (opens in a new tab)

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2025-9950](https://trackcve.app/badge/CVE-2025-9950.svg)](https://trackcve.app/cve/CVE-2025-9950)

Record last updated 8 Apr 2026, 17:09 UTC.