Known Vulnerabilities for Calendar by Nextcloud

Listed below are 5 of the newest known vulnerabilities associated with "Calendar" by "Nextcloud".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-75583 json keeper.sh's calendar module version prior to 2.18.14 contains a server-side request forgery (SSRF) guard bypass vulnerability... Not Provided 2026-08-19 2026-08-19
CVE-2026-73395 json Unauthenticated Insecure Direct Object References (IDOR) in Booking calendar, Appointment Booking System <= 3.2.36 versions. Not Provided 2026-08-18 2026-08-18
CVE-2026-73339 json Unauthenticated SQL Injection in Modern Events Calendar < 7.35.0 versions. Not Provided 2026-08-18 2026-08-18
CVE-2026-63643 json MagicMirror² is an open source modular smart mirror platform. Prior to 2.37.0, the ADD_CALENDAR handler in defaultmodules/ca... Not Provided 2026-08-18 2026-08-19
CVE-2026-63641 json MagicMirror² is an open source modular smart mirror platform. Prior to 2.37.0, MagicMirror applies ipWhitelist only as Expre... Not Provided 2026-08-18 2026-08-18
CVE-2026-61294 json Vulnerability in the Oracle Common Applications Calendar product of Oracle E-Business Suite (component: Calendar Synchronizat... Not Provided 2026-07-21 2026-07-22
CVE-2026-59558 json Unauthenticated Cross Site Scripting (XSS) in Booking Calendar <= 11.4.2 versions. Not Provided 2026-07-27 2026-07-27
CVE-2026-59516 json Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Room 34 Creative Servic... Not Provided 2026-07-13 2026-07-13
CVE-2026-59234 json Authorization Bypass Through User-Controlled Key (CWE-639) in CalendarDeleteEventController (app/Http/Controllers/Calendar/Ca... Not Provided 2026-07-03 2026-07-06
CVE-2026-57831 json The Joomla extension DP Calendar is vulnerable to an unauthenticated SQL injection. Not Provided 2026-07-15 2026-07-15
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationNextcloudCalendar1.7.1
ApplicationNextcloudCalendar1.7.0
ApplicationNextcloudCalendar1.6.6
ApplicationNextcloudCalendar1.6.5
ApplicationNextcloudCalendar1.6.4
ApplicationNextcloudCalendar1.6.3
ApplicationNextcloudCalendar1.6.2
ApplicationNextcloudCalendar1.6.1
ApplicationNextcloudCalendar1.6.0
ApplicationNextcloudCalendar1.5.8
ApplicationNextcloudCalendar1.5.6
ApplicationNextcloudCalendar1.5.5
ApplicationNextcloudCalendar1.5.4
ApplicationNextcloudCalendar1.5.3
ApplicationNextcloudCalendar1.5.2
ApplicationNextcloudCalendar1.5.1
ApplicationNextcloudCalendar1.5.0
ApplicationNextcloudCalendar1.4.1
ApplicationNextcloudCalendar1.4.0
ApplicationNextcloudCalendar1.3.2
Results limited to 20 most recent known configurations

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