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CVE-2026-16567— Document Embedder < 2.3.1 - Unauthenticated Private Document Download via Token Oracle

Quick assessment

Affected
Unknown Document Embedder
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 2.3.1 版本之前的 Document Embedder WordPress 插件在颁发下载令牌并流式传输文件时，未检查文档的状态。这允许未经身份验证的攻击者通过枚举 ID 下载任意 Document Embedder 文档，包括私有文档和草稿文档。

AI Predicted 5.3 Difficulty: Easy
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I. Basic Information for CVE-2026-16567

Vulnerability Information
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Vulnerability Title
Document Embedder < 2.3.1 - Unauthenticated Private Document Download via Token Oracle
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown Document Embedder 0 ~ 2.3.1 -

II. Public POCs for CVE-2026-16567

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III. Intelligence Information for CVE-2026-16567

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Proof of Concept for CVE-2026-16567 (1)

Same Patch Batch · Unknown · 2026-08-27 · 19 CVEs total

CVE-2026-19223 Smush < 4.3.2 - Admin+ Network-Wide RCE via Hub Connector on Multisite
CVE-2026-13414 CMP - Coming Soon & Maintenance < 4.1.18 - Unauthenticated Maintenance Mode Disable via cm
CVE-2026-13415 CMP - Coming Soon & Maintenance < 4.1.18 - Editor+ Privilege Escalation via cmp_ajax_impor
CVE-2026-13416 CMP - Coming Soon & Maintenance < 4.1.18 - Editor+ Stored XSS via niteoCS_socialmedia
CVE-2026-16569 ShopApper <= 0.4.62 - Subscriber+ Arbitrary Product Stock Update
CVE-2026-16568 ShopApper <= 0.4.62 - Subscriber+ Customer Data Disclosure via IDOR
CVE-2026-19225 Defender Security < 6.2.0 - Admin+ Network-Wide RCE via Hub Connector on Multisite
CVE-2026-19454 JetBackup 3.1.18.8 - 3.1.23.3 - Admin+ Multisite Network Backup Download
CVE-2026-19715 WP OAuth Server < 6.3.1 - Unauthenticated OAuth Token and User Data Disclosure via Debug L
CVE-2026-78137 StoreGrowth: Smart Sales Booster for WooCommerce < 2.1.2 - Unauthenticated Arbitrary Price
CVE-2026-76549 UpdraftPlus < 1.26.7 - Backup Restoration via CSRF
CVE-2026-78125 LearnPress – Sepay Payment < 4.0.3 - Unauthenticated Order Status Disclosure
CVE-2026-77017 Workeera Remote Tech Job Board < 1.0.6 - Subscriber+ Arbitrary File Read via Candidate Pro
CVE-2026-77016 Workeera Remote Tech Job Board < 1.0.6 - Subscriber+ Arbitrary File Deletion via Candidate
CVE-2026-77018 Workeera Remote Tech Job Board < 1.0.6 - Subscriber+ Arbitrary File Upload via Candidate P
CVE-2026-78333 12 Step Meeting List 3.17 - 3.19.16 - Unauthenticated Stored XSS via Geocode Event Log
CVE-2026-78138 Finale Lite < 2.21.0 - Subscriber+ Campaign Configuration Disclosure via wcct_quick_view_h
CVE-2026-78139 Notifima < 3.1.4 - Subscriber+ Stock Alert Unsubscription via IDOR

IV. Related Vulnerabilities

Same vendor: Unknown

V. Comments for CVE-2026-16567

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