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CVE-2026-19699— GutenKit 2.4.12 - 2.4.15 - Contributor+ Mailchimp Audience Data Disclosure

Quick assessment

Affected
Unknown GutenKit
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 GutenKit WordPress 插件 2.5.0 之前的版本中，其部分 REST API 端点缺乏足够的权限检查，导致具有“投稿者”（Contributor）及以上角色的用户能够从网站连接的营销账户中检索邮件列表受众的元数据。

AI Predicted 6.5 Difficulty: Easy EPSS 0.22% · P13

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown GutenKit 2.4.12< 2.5.0 affected
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I. Basic Information for CVE-2026-19699

Vulnerability Information
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Vulnerability Title
GutenKit 2.4.12 - 2.4.15 - Contributor+ Mailchimp Audience Data Disclosure
Source: CVE Program / CVE List V5
Vulnerability Description
The GutenKit WordPress plugin before 2.5.0 does not have a sufficient capability check on some of its REST API endpoints, allowing users with the Contributor role and above to retrieve mailing-list audience metadata from the site's connected marketing account.
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 GutenKit 2.4.12 ~ 2.5.0 -

II. Public POCs for CVE-2026-19699

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III. Intelligence Information for CVE-2026-19699

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News Coverage for CVE-2026-19699 (1)

Same Patch Batch · Unknown · 2026-08-20 · 7 CVEs total

CVE-2026-75860 JSON Options <= 0.0.4 - Unauthenticated Arbitrary Options Update
CVE-2026-74992 Kirki < 6.2.3 - Editor+ Stored XSS via Font Zip Upload
CVE-2026-19615 Admin and Site Enhancements < 9.0.1 - Author+ Stored XSS via SVG Upload over XML-RPC
CVE-2026-19697 GutenKit < 2.5.0 - Author+ Stored XSS via SVG Upload
CVE-2026-15049 Depicter < 4.8.0 - Editor+ Arbitrary File Upload via ZIP Import
CVE-2026-13405 Royal Elementor Addons < 1.7.1066 - Admin+ Remote Code Execution via Widget Builder

IV. Related Vulnerabilities

Same product: GutenKit
Same vendor: Unknown

V. Comments for CVE-2026-19699

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