Auth bypass in Document Embedder

CVE-2026-16567

The Document Embedder WordPress plugin before 2.3.1 does not check a document's status before issuing a download token and streaming the file, allowing unauthenticated attackers to download arbitrary Document Embedder WordPress plugin before 2.3.1 documents, including private and draft ones, by enumerating IDs.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (8.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-16567: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Document Embedder

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16567?
CVE-2026-16567 is a medium-severity vulnerability in Document Embedder, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2026-08-27.
How severe is CVE-2026-16567?
Medium severity. CVSS v3 base score is 5.3 out of 10.