CVE-2026-90903 Joomla Extension joomshaper.com Easy Store - Cross-Site Request Forgery

Joomla Extension joomshaper.com Easy Store 1.0.0-3.0.0 contains a cross-site request forgery caused by missing CSRF token verification in multiple administrator AJAX API endpoints, letting attackers trick logged-in administrators into unauthorized state changes, exploit requires administrator login.

CVSS base score 7.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.17% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Cross-Site Request Forgery
Impact
Broken Access Control
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/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
Published
23 September 2026
Updated
15 October 2026
Weakness
CWE-352

Vendor fix

Update to the latest version with global CSRF verification in ApiController::execute() for all state-changing HTTP methods.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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