WordPress security changelog
MEDIUM CVE-2026-27410 Deferred

Slimstat Analytics: Code execution

Slimstat Analytics is affected by code execution. The vulnerable path is reachable without authentication. Successful exploitation can run attacker-controlled code in the WordPress hosting account. The published affected range is n/a to < 5.4.0.

CVE / CNA score 6.5 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Slimstat Analytics
Plugin slug
wp-slimstat
Affected
n/a to < 5.4.0
Safe version
5.4.0
Published
Jun 17, 2026
Weakness
CWE-502 — Deserialization of Untrusted Data

This CVE was published Jun 17, 2026 and is one of 18 known issues for this plugin.

Update, patch or deactivate.

Update Slimstat Analytics to 5.4.0 or later, or disable and remove it until a fixed version is available.

A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

Unauthenticated Deserialization of untrusted data in Slimstat Analytics < 5.4.0 versions.

CVE / CNA vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L

Primary and upstream sources