CVE-2026-16567: unknown document embedder

Vulnerability summary

CVE-2026-16567 is a high (CVSS 7.5) vulnerability in unknown document embedder. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 8.4% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 2.3.1.

Timeline

1. 27-08-2026
   PublishedVulnerability first disclosed.
2. 27-08-2026
   Last modifiedVulnerability information updated.

Description

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.

• CWE-639Authorization Bypass Through User-Controlled KeyThe system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.
• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.