BIT-NEXTCLOUD-2026-45281 Nextcloud: Cross-Account Calendar Takeover via Unauthorized Group-Member-Set Update

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, with the knowledge of other users’ principal URL an attacker could possibly send a request to gain full access to their calendar. Therefore, the...

CVE-2026-6810

The Booking Calendar Contact Form plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.2.63 via the dexbccfadminintcalendarlist.inc.php file due to missing validation on a user controlled key. This makes it possible for authenticated...

CVE-2026-45281 Nextcloud: Cross-Account Calendar Takeover via Unauthorized Group-Member-Set Update

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, with the knowledge of other users’ principal URL an attacker could possibly send a request to gain full access to their calendar. Therefore, the...

CVE-2026-45281 Nextcloud: Cross-Account Calendar Takeover via Unauthorized Group-Member-Set Update

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, with the knowledge of other users’ principal URL an attacker could possibly send a request to gain full access to their calendar. Therefore, the...

CVE-2026-45281 Nextcloud: Cross-Account Calendar Takeover via Unauthorized Group-Member-Set Update

Nextcloud is an open source content collaboration platform. In Nextcloud Server from versions 32.0.0 to before 32.0.9, and 33.0.0 to before 33.0.3, with the knowledge of other users’ principal URL an attacker could possibly send a request to gain full access to their calendar. Therefore, the...

Cross-Account Calendar Takeover via Unauthorized Group-Member-Set Update

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CVE-2026-6810

The Booking Calendar Contact Form WordPress plugin (versions

CVE-2026-6810

The Booking Calendar Contact Form plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.2.63 via the dexbccfadminintcalendarlist.inc.php file due to missing validation on a user controlled key. This makes it possible for authenticated...

CVE-2026-6810 Booking Calendar Contact Form <= 1.2.63 - Authenticated (Subscriber+) Insecure Direct Object Reference to Calendar Takeover

The Booking Calendar Contact Form plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.2.63 via the dexbccfadminintcalendarlist.inc.php file due to missing validation on a user controlled key. This makes it possible for authenticated...

CVE-2026-6810 Booking Calendar Contact Form <= 1.2.63 - Authenticated (Subscriber+) Insecure Direct Object Reference to Calendar Takeover

The Booking Calendar Contact Form plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.2.63 via the dexbccfadminintcalendarlist.inc.php file due to missing validation on a user controlled key. This makes it possible for authenticated...

WordPress Booking Calendar Contact Form plugin <= 1.2.63 - Authenticated (Subscriber+) Insecure Direct Object Reference to Calendar Takeover vulnerability

Authenticated Subscriber+ Insecure Direct Object Reference to Calendar Takeover vulnerability discovered by Md. Moniruzzaman Prodhan NomanProdhan - Knight Squad in WordPress Plugin Booking Calendar Contact Form versions = 1.2.63...