Accusoft PrizmDoc HTML5 Document Viewer before 13.5 contains an XML external entity (XXE) vulnerability, allowing an attacker to read arbitrary files or cause a denial of service (resource consumption).
Severity
CVSS 3.0
9.1 critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS
1.6% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)