CVE-2023-23397-PoW

CVE-2023-23397-PoW Proof of Work of CVE-2023-23397 for vulnerable Microsoft Outlook client application. For educational and research puproses only. CVE-2023-23397 preview This CVE aimed to retrieve NetNTLM hash logged in user from Microsoft Outlook client version 2016 except last patched version...

CVE-2023-35636

CVE-2023-35636 Microsoft Outlook Information Disclosure Vulnerability leak password hash - Expect Script POC CVE-2023-35636 an exploit of the calendar sharing function in Microsoft Outlook, whereby adding two headers to an email directs Outlook to share content and contact a designated machine...

CVE-2026-18121

Concrete CMS 9.5.2 and below is vulnerable to an authorization bypass IDOR because the frontend calendar lightbox endpoint /ccm/calendar/viewevent/bID/occurrenceid does not verify that the caller is permitted to view the calendar that owns the requested event occurrence. The controller loads the...

CVE-2026-18121

Concrete CMS 9.5.2 and below is vulnerable to an authorization bypass (IDOR) in the Calendar block's frontend event dialog (/ccm/calendar/view_event/{bID}/{occurrence_id}). The controller loads the event occurrence from an attacker-supplied sequential identifier without verifying that the caller ...

CVE-2026-18121 Concrete CMS 9.5.2 and below is vulnerable to an authorization bypass (IDOR) in the Calendar block's frontend event dialog (/ccm/calendar/view_event/{bID}/{occurrence_id}).

Concrete CMS 9.5.2 and below is vulnerable to an authorization bypass IDOR because the frontend calendar lightbox endpoint /ccm/calendar/viewevent/bID/occurrenceid does not verify that the caller is permitted to view the calendar that owns the requested event occurrence. The controller loads the...

Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value

Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value Summary Calendar events carry a free-form meta object that is stored exactly as submitted, with no validation of the values inside it. The scheduler reads the per-event alert offset out of that object ...

EUVD-2026-75171

Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value...

CVE-2026-68527

Concrete CMS versions 8.3.0 through 9.5.2 are vulnerable to an authorization bypass in the Calendar event edit dialog concrete/controllers/dialog/event/edit.php. The dialog checked permissions against the calendar identifier supplied in the request rather than the calendar owning the targeted eve...

CVE-2026-68527

Concrete CMS 8.3.0 through 9.5.2 contains an authorization bypass (cross-calendar IDOR) in the Calendar event edit dialog (concrete/controllers/dialog/event/edit.php). The dialog validated permissions against the calendar identifier supplied in the request rather than the calendar actually owning...

EUVD-2026-75673

Concrete CMS versions 8.3.0 through 9.5.2 are vulnerable to an authorization bypass in the Calendar event edit dialog concrete/controllers/dialog/event/edit.php. The dialog checked permissions against the calendar identifier supplied in the request rather than the calendar owning the targeted eve...

WordPress Booktics - Booking Calendar for Appointments and Service Businesses plugin <= 1.0.23 - Missing Authorization vulnerability

WordPress Booktics - Booking Calendar for Appointments and Service Businesses plugin = 1.0.23 - Missing Authorization vulnerability discovered by revblock in WordPress Plugin Booktics versions = 1.0.23...

challenges

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WordPress Modern Events Calendar Lite <5.16.5 - Sensitive Information Disclosure

WordPress Modern Events Calendar Lite before 5.16.5 does not properly restrict access to the export files, allowing unauthenticated users to exports all events data in CSV or XML format. id: CVE-2021-24146 info: name: WordPress Modern Events Calendar Lite 5.16.5 - Sensitive Information Disclosure...

WordPress My Calendar <3.4.22 - SQL Injection

WordPress My Calendar plugin versions before 3.4.22 are vulnerable to an unauthenticated SQL injection within the 'from' and 'to' parameters of the '/my-calendar/v1/events' REST route. id: CVE-2023-6360 info: name: WordPress My Calendar 3.4.22 - SQL Injection author: xxcdd severity: critical...

CVE-2026-87012

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, backend/openwebui/models/calendar.py stored the calendar event meta.alertminutes value without type validation and the shared upcoming-event scheduler compared that value numerically. An...

CVE-2026-87012 Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, backend/openwebui/models/calendar.py stored the calendar event meta.alertminutes value without type validation and the shared upcoming-event scheduler compared that value numerically. An...

CVE-2026-87012 Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, backend/openwebui/models/calendar.py stored the calendar event meta.alertminutes value without type validation and the shared upcoming-event scheduler compared that value numerically. An...

CVE-2026-87012

Open WebUI (a self-hosted AI platform) is affected in versions 0.9.0 through 0.11.1 by a type-validation flaw in backend/open_webui/models/calendar.py. The meta.alert_minutes field was stored without type validation while the shared upcoming-event scheduler compared it numerically. An authenticat...

CVE-2026-87012 Open WebUI: Any authenticated user can suppress calendar alerts instance-wide via a non-numeric alert value

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. From 0.9.0 until 0.11.1, backend/openwebui/models/calendar.py stored the calendar event meta.alertminutes value without type validation and the shared upcoming-event scheduler compared that value numerically. An...

OutlookNTLM_CVE-2023-23397

To exploit this vulnerability, an attacker must create a malicious calendar invitation that includes a reference to a sound file pointing to a file in a network share in the attacker's machine. At a low level, an Outlook email stores the reference to the sound file in an internal parameter called...