Medium (4.3) in liferay. EPSS 0.6% chance of exploitation in the next 30 days. Fixed in com.liferay.portal:release.portal.bom 7.4.3.49.
The Object module in Liferay Portal 7.4.3.4 through 7.4.3.48, and Liferay DXP 7.4 before update 49 does properly isolate objects in difference virtual instances, which allows remote authenticated users in one virtual instance to view objects in a different virtual instance via OAuth 2 scope administration page.
Severity
CVSS 3.1
4.3 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS
0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)