CVE-2026-6501: Ilm Informatique Jopendocument

Medium severity, CVSS 5.3. EPSS: 0.4% chance of exploitation in the next 30 days.

Improper restriction of XML external entity reference vulnerability in ILM Informatique jOpenDocument allows Data Serialization External Entities Blowup. This issue affects jOpenDocument: 1.5.

Affected products

• Ilm Informatique Jopendocument: version 1.5 only

Published 2026-05-04. Last modified 2026-06-17.