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CVE-2026-25439— WordPress Booknetic plugin <= 4.8.5 - Account Takeover vulnerability

Quick assessment

Affected
fs-code Booknetic
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.

fs-code booknetic是fs-code个人开发者开源的一个在线预约和排程系统。 fs-code Booknetic 4.8.5及之前版本存在授权问题漏洞，该漏洞源于身份验证中断问题，可能导致未经身份验证的攻击者接管账户。

CVSS 8.1 · High EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
fs-code Booknetic n/a≤ 4.8.5 affected
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I. Basic Information for CVE-2026-25439

Vulnerability Information
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Vulnerability Title
WordPress Booknetic plugin <= 4.8.5 - Account Takeover vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Broken Authentication in Booknetic <= 4.8.5 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用候选路径或通道进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
fs-code Booknetic 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
fs-code booknetic是fs-code个人开发者开源的一个在线预约和排程系统。 fs-code Booknetic 4.8.5及之前版本存在授权问题漏洞，该漏洞源于身份验证中断问题，可能导致未经身份验证的攻击者接管账户。
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
fs-code Booknetic n/a ~ 4.8.5 -

II. Public POCs for CVE-2026-25439

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III. Intelligence Information for CVE-2026-25439

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IV. Related Vulnerabilities

Same product: Booknetic
Same vendor: fs-code
Same weakness: CWE-288

V. Comments for CVE-2026-25439

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