CVE-2026-89031 — 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…
Published: 2026-09-16 · CVSS: 5.3 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7