WordPress security changelog
HIGH CVE-2026-27414 Deferred

Werkstatt: Code execution

Werkstatt is affected by code execution. Exploitation requires an authenticated contributor account. Successful exploitation can run attacker-controlled code in the WordPress hosting account. The published affected range is n/a through 4.8.3.

CVE / CNA score 8.8 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Werkstatt
Plugin slug
werkstatt
Affected
n/a through 4.8.3
Safe version
See mitigation notes
Published
Jul 02, 2026
Weakness
CWE-502 — Deserialization of Untrusted Data

This CVE was published Jul 02, 2026 and is one of 4 known issues for this theme.

Update, patch or deactivate.

No fixed release is identified. Update Werkstatt when a release after 4.8.3 becomes available; until then, disable and remove it when the site's risk warrants.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

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

Contributor PHP Object Injection in Werkstatt <= 4.8.3 versions.

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

Primary and upstream sources