Path Traversal in Perfmatters

CVE-2026-13251

The Perfmatters plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 2.6.4 via the 's' parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on th…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.008 (52.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-13251?
CVE-2026-13251 is a high-severity vulnerability in Perfmatters, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-07-02.
How severe is CVE-2026-13251?
High severity. CVSS v3 base score is 7.5 out of 10.