Blog2Social WordPress Plugin < 9.1.0 Broken Access Control via b2s_calendar_move_post

Adenion Blog2Social plugin for WordPress before 9.1.0 allows low-privileged users to modify the scheduled post records of other users. The b2s_calendar_move_post AJAX handler in includes/Ajax/Post.php issues an UPDATE against the b2s_posts table using only the attacker-supplied b2s_id primary key with no blog_user_id ownership constraint, allowing any user with the edit_posts capability to reschedule, suppress, or alter the publication state of any other user's scheduled social media post.

Blog2Social WordPress Plugin < 9.1.0 User Email Disclosure via b2s_search_user

Adenion Blog2Social plugin for WordPress before 9.1.0 exposes the email addresses of all registered WordPress users to low-privileged accounts. The b2s_search_user AJAX handler in includes/Ajax/Get.php invokes B2S_Tools::searchUser() in includes/Tools.php, which returns the email address of every matching user without restricting access to callers holding the list_users capability, allowing any user with the edit_posts capability to retrieve user email addresses including those of administrators.

Blog2Social WordPress Plugin < 9.1.0 User Enumeration via AJAX Handler

Adenion Blog2Social plugin for WordPress before 9.1.0 allows low-privileged users to enumerate WordPress user accounts. The b2s_get_select_mandant_user AJAX handler in includes/Ajax/Get.php resolves arbitrary user IDs supplied in the owner parameter to display names without verifying that the caller is authorized to read user account data, allowing any user with the edit_posts capability to map WordPress user IDs to display names and confirm account existence for arbitrary IDs.

WordPress Blog2Social plugin <= 8.9.2 - Cross Site Scripting (XSS) vulnerability

Unauthenticated Cross Site Scripting (XSS) in Blog2Social <= 8.9.2 versions.

Blog2Social <= 6.9.11 - Missing Authorization to Authenticated (Subscriber+) Settings Update

The Blog2Social plugin for WordPress is vulnerable to authorization bypass due to missing capability checks in versions up to, and including, 6.9.11. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to change some plugin settings intended to be modifiable by admins only.

Blog2Social: Social Media Auto Post & Scheduler <= 7.4.1 - Authenticated (Subscriber+) SQL Injection

The Blog2Social: Social Media Auto Post & Scheduler plugin for WordPress is vulnerable to SQL Injection via the 'b2sSortPostType' parameter in all versions up to, and including, 7.4.1 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with subscriber-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Blog2Social: Social Media Auto Post & Scheduler <= 7.4.2 - Information Exposure

The Blog2Social: Social Media Auto Post & Scheduler plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 7.4.2. This makes it possible for unauthenticated attackers to view limited information from password protected posts.

Blog2Social: Social Media Auto Post & Scheduler <= 7.5.4 - Authenticated (Author+) Stored Cross-Site Scripting via File Upload

The Blog2Social: Social Media Auto Post & Scheduler plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 3gp2 file uploads in all versions up to, and including, 7.5.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the 3gp2 file.

Blog2Social: Social Media Auto Post & Scheduler < 8.4.0 - Contributor+ Stored XSS

The Blog2Social: Social Media Auto Post & Scheduler WordPress plugin before 8.4.0 does not escape the title of posts when outputting them in a dashboard, which could allow users with the contributor role to perform Cross-Site Scripting attacks.

Blog2Social < 6.9.10 - Subscriber+ SSRF

The Blog2Social: Social Media Auto Post & Scheduler WordPress plugin before 6.9.10 does not have authorisation in an AJAX action, and does not ensure that the URL to make a request to is an external one. As a result, any authenticated users, such as subscriber could perform SSRF attacks

Blog2Social < 6.9.10 - Subscriber+ SQLi

The Blog2Social: Social Media Auto Post & Scheduler WordPress plugin before 6.9.10 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by any authenticated users, such as subscribers

Blog2Social < 7.2.1 - Reflected XSS

The Blog2Social WordPress plugin before 7.2.1 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

WordPress Blog2Social Plugin <= 7.2.0 is vulnerable to Cross Site Scripting (XSS)

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Blog2Social, Adenion Blog2Social: Social Media Auto Post & Scheduler plugin <= 7.2.0 versions.

Blog2Social < 6.8.7 - Reflected Cross-Site Scripting

The Blog2Social: Social Media Auto Post & Scheduler WordPress plugin before 6.8.7 does not sanitise and escape the b2sShowByDate parameter before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting issue

Blog2Social: Social Media Auto Post & Scheduler < 6.3.1 - Authenticated SQL Injection

Unvalidated input in the Blog2Social WordPress plugin, versions before 6.3.1, lead to SQL Injection in the Re-Share Posts feature, allowing authenticated users to inject arbitrary SQL commands.

The Blog2Social plugin before 5.0.3 for WordPress allows wp-admin/admin.php?page=blog2social-ship XSS.

The Blog2Social plugin before 5.9.0 for WordPress is affected by: Cross Site Scripting (XSS). The impact is: Allows an attacker to execute arbitrary HTML and JavaScript code via the b2s_id parameter. The component is: views/b2s/post.calendar.php. The attack vector is: When the Administrator is logged in, a reflected XSS may execute upon a click on a malicious URL.

The Adenion Blog2Social plugin through 5.5.0 for WordPress allows SQL Injection.