WordPress security changelog
HIGH CVE-2026-16281 Deferred

Classified Listing subscribers can alter media on other users' listings

Classified Listing versions 5.3.0 through 6.1.0 do not verify that the caller owns or can edit a listing before its AI image-editing action deletes or attaches media. A Subscriber can permanently delete attachments from, or attach files to, another user's listing.

CVE / CNA score 7.1 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score Pending NVD has not published its own CVSS assessment.
Component
Classified Listing
Plugin slug
classified-listing
Affected
5.3.0 to < 6.1.1
Safe version
6.1.1
Published
Sep 04, 2026
Weakness
CWE-639 — Authorization Bypass Through User-Controlled Key

This CVE was published Sep 04, 2026 and is one of 29 known issues for this plugin.

Update, patch or deactivate.

Update to 6.1.1 or later and review listing attachments and Subscriber activity for cross-owner media changes.

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

The Classified Listing WordPress plugin before 6.1.1 does not verify that the caller owns or can edit the target listing before its AI image-editing AJAX action deletes or attaches media, allowing any authenticated user, including a subscriber, to permanently delete attachments from, and attach files to, any listing owned by another user.

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

Primary and upstream sources