Critical (9.8) in igniterealtime openfire. EPSS 1.7% chance of exploitation in the next 30 days. Fixed in org.igniterealtime.openfire:xmppserver 4.8.1.
An issue in Ignite Realtime Openfire v.4.9.0 and before allows a remote attacker to escalate privileges via the ROOM_CACHE component.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.7% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)