CVE-2026-102790

Joomla Extension - icagenda.com - Stored XSS via url-type event Custom Field in iCagenda 3.2.1 to 4.0.16

Base score8.6/ 10

SeverityHighCVSS 4.0

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityHigh

Attack vectorNetworkAV

Attack complexityLowAC

Attack requirementsNoneAT

Privileges requiredLowPR

User interactionPassiveUI

Vulnerable system confidentialityHighVC

Vulnerable system integrityHighVI

Vulnerable system availabilityLowVA

Subsequent system confidentialityNoneSC

Subsequent system integrityNoneSI

Subsequent system availabilityNoneSA

CVSS vector stringCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering AuthorityJoomla

Last updatedOct 28, 2026 11:56:12 UTC

PublishedOct 28, 2026 11:56:12 UTC

ReservedSep 29, 2026 16:46:15 UTC

Credits

Akinlabi Omoogun of lulztigre.pw