CVE-2018-4000: Atlantiswordprocessor Atlantis Word Processor

High severity, CVSS 7.8. EPSS: 1% chance of exploitation in the next 30 days.

An exploitable double-free vulnerability exists in the Office Open XML parser of Atlantis Word Processor, version 3.2.5.0. A specially crafted document can cause a TTableRow instance to be referenced twice, resulting in a double-free vulnerability when both the references go out of scope. An attacker must convince a victim to open a document in order to trigger this vulnerability.

Affected products

• Atlantiswordprocessor Atlantis Word Processor: version 3.2.5.0 only

Published 2018-10-01. Last modified 2026-06-17.