CVE-2019-20768

medium

Description

ServiceNow IT Service Management Kingston through Patch 14-1, London through Patch 7, and Madrid before patch 4 allow stored XSS via crafted sysparm_item_guid and sys_id parameters in an Incident Request to service_catalog.do.

References

https://outpost24.com/blog?tags=307

https://outpost24.com/blog/Responsible-disclosure-Multiple-stored-XSS-vulnerabilities-discovered-in-ServiceNow-ITSM

Details

Source: Mitre, NVD

Published: 2020-05-05

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 3.5

Vector: CVSS2#AV:N/AC:M/Au:S/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 5.4

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.0036