CVE-2021-46660: Signiant Manager+agents

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

Signiant Manager+Agents before 15.1 allows XML External Entity (XXE) attacks.

Affected products

• Signiant Manager+agents: before 15.1 (fixed in 15.1)

Published 2022-01-30. Last modified 2026-06-17.