What’s Vulnerable › Vulnerabilities

CVE-2025-9950: Error Log Viewer by BestWebSoft <= 1.1.6 - Authenticated (Administrator+) Arbitrary File Read

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-11 · updated 2026-10-19
• Weakness: CWE-22

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.

Affected products

• bestwebsoft Error Log Viewer by BestWebSoft: through 1.1.6

References

• 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=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/9455eccb-9f32-4e4e-8fe4-f345bf6e8da7?source=cve

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