The XML document processed in the GMS ECM URL endpoint is vulnerable to XML external entity (XXE) injection, potentially resulting in the disclosure of sensitive information.
This issue affects GMS: 9.3.4 and earlier versions.
Severity
CVSS 3.1
7.1 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)