runelite version <= runelite-parent-1.4.23 contains a XML External Entity (XXE) vulnerability in Man in the middle runscape services call that can result in Disclosure of confidential data, denial of service, SSRF, port scanning.
https://github.com/runelite/runelite/issues/6160
https://0dd.zone/2018/10/28/runelite-XXE-MitM/
Source: Mitre, NVD
Published: 2018-12-20
Updated: 2026-06-17
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 9
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Severity: Critical
EPSS: 0.00245