WordPress security changelog
HIGH CVE-2026-59531 Deferred

Falcon has an undisclosed unauthenticated vulnerability

Falcon through 2.10.0 is affected by an unauthenticated vulnerability scored 7.5 by the Patchstack CNA. The authoritative record labels the vulnerability type as unknown and does not disclose the endpoint, action, parameter, function, attacker-input path or resulting operation. No more specific exploit mechanics or impact can be stated without inventing facts.

CVE / CNA score 7.5 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Falcon – WordPress Optimizations & Tweaks
Plugin slug
falcon
Affected
n/a through 2.10.0
Safe version
2.10.1
Published
Jul 27, 2026
Weakness
CWE-1284 — Improper Validation of Specified Quantity in Input

This CVE was published Jul 27, 2026 and is one of 2 known issues for this plugin.

Update, patch or deactivate.

Update Falcon to 2.10.1 or later. Because the vulnerability class and affected operation are undisclosed, disable the plugin until the update is complete if it is publicly reachable.

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 Unknown in Falcon – WordPress Optimizations & Tweaks <= 2.10.0 versions.

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

Primary and upstream sources