CVE-2026-57621— WordPress Booktics plugin <= 1.0.21 - PHP Object Injection vulnerability
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-57621
Vulnerability Information
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Vulnerability Title
WordPress Booktics plugin <= 1.0.21 - PHP Object Injection vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Unauthenticated PHP Object Injection in Booktics <= 1.0.21 versions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
可信数据的反序列化
Source: NVD (National Vulnerability Database)
Vulnerability Title
WordPress Booktics 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WordPress Booktics是WordPress基金会的一个WordPress预约和服务预订插件。 Arraytics Booktics 1.0.21及之前版本存在反序列化注入漏洞，该漏洞源于未经验证的PHP对象注入，可能导致未验证的攻击者远程注入恶意对象，从而造成机密性、完整性和可用性高风险。
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
II. Public POCs for CVE-2026-57621
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IV. Related Vulnerabilities
Same vendor: Arraytics
- CVE-2026-57674
WordPress Timetics plugin <= 1.0.58 - Cross Site Scripting ( - CVE-2026-57622
WordPress WPCafe plugin <= 3.0.14 - Broken Access Control vu - CVE-2025-68045
WordPress WP Event SOlution plugin <= 4.1.12 - Broken Access - CVE-2026-40776
WordPress Eventin plugin <= 4.1.8 - Broken Access Control vu - CVE-2026-39432
WordPress Timetics plugin <= 1.0.53 - Broken Access Control
Same weakness: CWE-502
- CVE-2025-71375
picklescan - Undetected Remote Code Execution via _operator. - CVE-2025-71372
Picklescan - Arbitrary Code Execution via numpy.f2py.crackfo - CVE-2025-71369
picklescan - Unsafe Deserialization via torch.utils.data.dat - CVE-2025-71367
picklescan - Remote Code Execution via _operator.attrgetter - CVE-2025-71366
picklescan - Arbitrary Code Execution via torch.utils.bottle
V. Comments for CVE-2026-57621
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