CVE-2026-21627

CRITICAL EPSS 31.6%
Published Feb 20, 20264mo ago · Modified Jun 17, 20261w ago
9.5 CVSS 4.0
Critical
Find Similar
Published Feb 20, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

Description

The vulnerability was rooted in how the Tassos Framework plugin handled specific AJAX requests through Joomla’s com_ajax entry point. Under certain conditions, internal framework functionality could be invoked without proper restriction.

CVSS Details

Base Score
9.5
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:H/AT:P/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:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
31.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-284

References 1

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.