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CVE-2026-27400— WordPress BookPro plugin <= 1.1.0 - Arbitrary File Deletion vulnerability

Quick assessment

Affected
Ovatheme BookPro
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.

Ovatheme BookPro是Ovatheme公司的一款一体化WordPress预约插件。 Ovatheme BookPro 1.1.0及之前版本存在路径遍历漏洞，该漏洞源于路径遍历问题，可能导致未经身份验证的攻击者任意删除文件。

CVSS 8.6 · High EPSS 0.53% · P44

Possible ATT&CK Techniques 1 AI

T1485 · Data Destruction

Affected Version Matrix 1

VendorProduct Version RangeStatus
Ovatheme BookPro n/a≤ 1.1.0 affected
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I. Basic Information for CVE-2026-27400

Vulnerability Information
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Vulnerability Title
WordPress BookPro plugin <= 1.1.0 - Arbitrary File Deletion vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Arbitrary File Deletion in BookPro <= 1.1.0 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Ovatheme BookPro 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ovatheme BookPro是Ovatheme公司的一款一体化WordPress预约插件。 Ovatheme BookPro 1.1.0及之前版本存在路径遍历漏洞，该漏洞源于路径遍历问题，可能导致未经身份验证的攻击者任意删除文件。
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
Ovatheme BookPro n/a ~ 1.1.0 -

II. Public POCs for CVE-2026-27400

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III. Intelligence Information for CVE-2026-27400

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Other References for CVE-2026-27400 (1)

IV. Related Vulnerabilities

Same product: BookPro
Same vendor: Ovatheme
Same weakness: CWE-22

V. Comments for CVE-2026-27400

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