Security Advisory

CVE-2026-1228

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2026-02-06 02:23:38

Last updated 2026-04-08 17:24:31

Assigner Wordfence

State PUBLISHED

Description

The Timeline Block – Beautiful Timeline Builder for WordPress (Vertical & Horizontal Timelines) plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.3.3 via the tlgb_shortcode() function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Author-level access and above, to disclose private timeline content via the id attribute supplied to the timeline_block shortcode.

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