CVE-2026-77989
Joomla Extension - joomlaeventmanager.net - Reflected XSS via the PDF export link in Joomla Events Manager < 5.0.1 - buildCurrentPdfLink copies the current request query string into the PDF button URL, and pdfbutton() echoes it unescaped, leading to an reflected XSS vector.
Published:Aug 27, 2026
Last Modified:Aug 28, 2026
EPS:Aug 27, 2026
EPSS Score:0.00258
CVSS Score:5.3
Affected Products
Vendor
Product
Action
Vendor
Joomlaeventmanager.net
Product
Jem - Joomla Event Manager Extension For Joomla
Joomlaeventmanager.net
Jem - Joomla Event Manager Extension For Joomla
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
