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Vulnerability record · CVE-2026-65883 · published 29 July 2026

CVE-2026-65883: Aimy-extensions aimy captcha-less form guard deserialization of untrusted data vulnerability

Aimy Extensions · Aimy Captcha Less Form Guard

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.

10.0 CVSS 4.0 Critical EPSS 0.81% · top 44.7% CWE-502 · Deserialization of untrusted data
10.0CVSS 4.0 base score
0.81%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
5 Aug 2026Last modified by NVD

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.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.aimy-extensions.com/joomla/captcha-less-form-guard.html Product

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Source: NIST National Vulnerability Database (record CVE-2026-65883), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.