CVE-2026-78265— WordPress The Events Calendar plugin <= 6.17.2 - PHP Object Injection vulnerability
Quick assessment
Affected
Nexcess The Events Calendar
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 The Events Calendar 6.17.2 及更早版本中存在未认证的 PHP 对象注入漏洞。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-78265
Vulnerability Information
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Vulnerability Title
WordPress The Events Calendar plugin <= 6.17.2 - PHP Object Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated PHP Object Injection in The Events Calendar <= 6.17.2 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:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Nexcess | The Events Calendar | n/a ~ 6.17.2 | - |
|
II. Public POCs for CVE-2026-78265
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-78265 (1)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-78265
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