Stored Cross-Site Scripting Vulnerability in SlimStat Analytics Plugin for WordPress
CVE-2025-15057

7.2HIGH

Key Information:

Vendor

WordPress
Status
Slimstat Analytics
Vendor
CVE Published:
9 January 2026

What is CVE-2025-15057?

The SlimStat Analytics plugin for WordPress is exposed to a Stored Cross-Site Scripting vulnerability due to inadequate input sanitization and output escaping on the 'fh' (fingerprint) parameter. This allows unauthenticated attackers to embed malicious web scripts that can execute when an administrator accesses the Real-time Access Log report. All versions up to 5.3.3 are affected, highlighting the importance of maintaining security best practices in plugin management.

Affected Version(s)

SlimStat Analytics 0 <= 5.3.3

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/changeset/3428488/wp-s...

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Supakiad S.
.