WordPress security changelog
MEDIUM CVE-2026-81021 Deferred

SupportCandy permits unauthenticated downloads of protected attachments

SupportCandy versions 3.2.9 to before 3.5.3 omit authorization on a support-ticket attachment download path. An unauthenticated attacker can enumerate sequential attachment IDs and download protected customer files.

CVE / CNA score 5.3 CVSS 3.1 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
NVD score Pending NVD has not published its own CVSS assessment.
Component
SupportCandy
Plugin slug
supportcandy
Affected
3.2.9 to < 3.5.3
Safe version
3.5.3
Published
Sep 09, 2026
Weakness
CWE-200 — Exposure of Sensitive Information to an Unauthorized Actor

This CVE was published Sep 09, 2026 and is one of 21 known issues for this plugin.

Update, patch or deactivate.

Update SupportCandy to 3.5.3 or later. The authoritative record identifies this release as outside the affected range.

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 SupportCandy WordPress plugin before 3.5.3 does not perform an authorization check on one of its support-ticket attachment download paths, allowing unauthenticated attackers to read protected customer-uploaded attachments by enumerating sequential attachment identifiers.

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

Primary and upstream sources