Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-65883— Joomla Extension - aimy-extensions.com - RCE via PHP object injection in Aimy Captcha-Less Form Guard 18.0 - 20.0

Quick assessment

Affected
aimy-extensions.com Aimy Captcha-Less Form Guard plugin for Joomla
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.

Aimy Extensions Aimy Captcha-Less Form Guard plugin for Joomla是Aimy Extensions公司开源的一款无验证码表单防护CMS插件。 Aimy Extensions Aimy Captcha-Less Form Guard plugin for Joomla 18.0版本至20.0版本存在反序列化注入漏洞，该漏洞源于通过伪造的clfgd字段进行PHP对象注入，可能导致远程代码执行。

CVSS 10.0 · Critical EPSS 0.81% · P57

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
aimy-extensions.com Aimy Captcha-Less Form Guard plugin for Joomla 18.0-20.0 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-65883

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Joomla Extension - aimy-extensions.com - RCE via PHP object injection in Aimy Captcha-Less Form Guard 18.0 - 20.0
Source: CVE Program / CVE List V5
Vulnerability Description
Joomla Extension - aimy-extensions.com - RCE via PHP object injection in Aimy Captcha-Less Form Guard 18.0 - 20.0 - A forged clfgd field allows PHP objection injection and thereby remote code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
Aimy Extensions Aimy Captcha-Less Form Guard plugin for Joomla 反序列化漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Aimy Extensions Aimy Captcha-Less Form Guard plugin for Joomla是Aimy Extensions公司开源的一款无验证码表单防护CMS插件。 Aimy Extensions Aimy Captcha-Less Form Guard plugin for Joomla 18.0版本至20.0版本存在反序列化注入漏洞，该漏洞源于通过伪造的clfgd字段进行PHP对象注入，可能导致远程代码执行。
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
aimy-extensions.com Aimy Captcha-Less Form Guard plugin for Joomla 18.0-20.0 -

II. Public POCs for CVE-2026-65883

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-65883

请登录查看更多情报信息。

IV. Related Vulnerabilities

Same weakness: CWE-502