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CVE-2026-42667— WordPress Bookly plugin <= 27.4 - Sensitive Data Exposure vulnerability

Quick assessment

Affected
Bookly Bookly
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.

Bookly Bookly是Bookly公司的一个图书预约管理软件。 Bookly 27.4及之前版本存在信息泄露漏洞，该漏洞源于敏感数据暴露，可能导致未经身份验证的攻击者获取敏感数据。

CVSS 7.5 · High EPSS 0.42% · P34

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 1

VendorProduct Version RangeStatus
Bookly Bookly n/a≤ 27.4 affected
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I. Basic Information for CVE-2026-42667

Vulnerability Information
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Vulnerability Title
WordPress Bookly plugin <= 27.4 - Sensitive Data Exposure vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Sensitive Data Exposure in Bookly <= 27.4 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过发送数据的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Bookly 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bookly Bookly是Bookly公司的一个图书预约管理软件。 Bookly 27.4及之前版本存在信息泄露漏洞，该漏洞源于敏感数据暴露，可能导致未经身份验证的攻击者获取敏感数据。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Bookly Bookly n/a ~ 27.4 -

II. Public POCs for CVE-2026-42667

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III. Intelligence Information for CVE-2026-42667

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Vendor Advisories for CVE-2026-42667 (1)

IV. Related Vulnerabilities

Same product: Bookly
Same vendor: Bookly
Same weakness: CWE-201

V. Comments for CVE-2026-42667

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