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5 vulnerabilities found for JEM - Joomla Event Manager extension for Joomla by joomlaeventmanager.net

CVE-2026-77991 (GCVE-0-2026-77991)
Vulnerability from cvelistv5
Published
2026-08-27 05:50
Modified
2026-08-28 07:47
Severity ?
9.4 (Critical) - CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CWE
  • CWE-434 - Unrestricted Upload of File with Dangerous Type
Summary
Joomla Extension - joomlaeventmanager.net - Privileged remote code execution in Joomla Event Manager < 5.0.1 - The administrator source model allows to write dangerous file type incl. PHP, leading to remote code execution.
References
Impacted products
Vendor Product Version
joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla Version: 1.0.0-5.0.0
 Create a notification for this product.
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CVE-2026-77034 (GCVE-0-2026-77034)
Vulnerability from cvelistv5
Published
2026-08-27 05:48
Modified
2026-08-28 07:45
Severity ?
6.9 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CWE
  • CWE-284 - Improper Access Control
Summary
Joomla Extension - joomlaeventmanager.net - Unauthenticated article overwrite and force-publish in Joomla Event Manager < 5.0.1 - Any visitor holding their own session token can republish and overwrite an article associated with an event.
References
Impacted products
Vendor Product Version
joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla Version: 1.0.0-5.0.0
 Create a notification for this product.
Show details on NVD website

To clipboard 

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CVE-2026-77990 (GCVE-0-2026-77990)
Vulnerability from cvelistv5
Published
2026-08-27 05:47
Modified
2026-08-28 07:45
Severity ?
5.3 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Summary
Joomla Extension - joomlaeventmanager.net - Attendee lists readable by any logged-in user in Joomla Event Manager < 5.0.1 - A non-manager can therefore read attendee names, usernames, registration dates and statuses for events they do not manage, including lists belonging to unpublished events.
References
Impacted products
Vendor Product Version
joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla Version: 1.0.0-5.0.0
 Create a notification for this product.
Show details on NVD website

To clipboard 

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CVE-2026-77035 (GCVE-0-2026-77035)
Vulnerability from cvelistv5
Published
2026-08-27 05:46
Modified
2026-08-28 07:43
Severity ?
5.1 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Summary
Joomla Extension - joomlaeventmanager.net - Cross-user event and venue takeover through forged form fields in Joomla Event Manager < 5.0.1 - A registered user with edit-own rights (the eventowner=1 setting or core.edit.own) can POST another user's record id together with their own id as created_by and take over that record.
References
Impacted products
Vendor Product Version
joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla Version: 1.0.0-5.0.0
 Create a notification for this product.
Show details on NVD website

To clipboard 

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CVE-2026-77989 (GCVE-0-2026-77989)
Vulnerability from cvelistv5
Published
2026-08-27 05:43
Modified
2026-08-28 07:41
Severity ?
5.3 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Summary
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.
References
Impacted products
Vendor Product Version
joomlaeventmanager.net JEM - Joomla Event Manager extension for Joomla Version: 1.0.0-5.0.0
 Create a notification for this product.
Show details on NVD website

To clipboard 

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