Critical (9.1) in signiant manager\+agents. EPSS 1.1% chance of exploitation in the next 30 days.
Signiant - Manager+Agents XML External Entity (XXE) - Extract internal files of the affected machine An attacker can read all the system files, the product is running with root on Linux systems and nt/authority on windows systems, which allows him to access and extract any file on the systems, such as passwd, shadow, hosts and so on. By gaining access to these files, attackers can steal sensitive information from the victims machine.
Severity
CVSS 3.1
9.1 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
EPSS
1.1% chance of exploitation in the next 30 days; higher than 64% of CVEs (scores of 2026-10-31)