PT-2026-26247 · Veronalabs · Slimstat Analytics

Supakiad S · Published 2026-03-19 · Updated 2026-03-19 · CVE-2026-1238

NVD

CVSS v3.1

7.2

High

AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

The SlimStat Analytics plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'fh' (fingerprint) parameter in all versions up to, and including, 5.3.5 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-1238

Affected Products

Slimstat Analytics

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-1238 · Security Note
• https://plugins.trac.wordpress.org/browser/wp-slimstat/tags/5.3.5/admin/view/right-now.php#L185 · Note
• https://plugins.trac.wordpress.org/browser/wp-slimstat/tags/5.3.5/wp-slimstat.php#L1948 · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/e991fbdf-8e26-4d2e-8e3b-c8990914dcad?source=cve · Note
• https://plugins.trac.wordpress.org/changeset/3477417 · Note