CVE-2025-11450

MEDIUM

ServiceNow AI Platform - Reflected Cross-Site Scripting

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2025-11450. PoCs published by DanielMadsenDK.

AI-analyzed exploit summary This repository provides a mitigation script for CVE-2025-11449 and CVE-2025-11450 in ServiceNow UI Macros, focusing on detecting and remediating vulnerable patterns in sysparm_ parameters. The script identifies and fixes improperly sanitized sysparm_ usage in UI Macros, particularly in $pwd_verify_email and $pwd_verify_personal_data_ui.

Description

ServiceNow has addressed a reflected cross-site scripting vulnerability that was identified in the ServiceNow AI Platform. This vulnerability could result in arbitrary code being executed within the browsers of ServiceNow users who click on a specially crafted link. ServiceNow has addressed this vulnerability by deploying a relevant security update to the majority of hosted instances. Relevant security updates also have been provided to ServiceNow self-hosted customers, partners, and hosted customers with unique configurations. Further, the vulnerability is addressed in the listed patches and hot fixes. We recommend customers promptly apply appropriate updates or upgrade if they have not already done so.

Exploits (1)

github WRITEUP
by DanielMadsenDK · javascriptpoc
https://github.com/DanielMadsenDK/ServiceNow-CVE-2025-11449-CVE-2025-11450-Mitigation-Script

This repository provides a mitigation script for CVE-2025-11449 and CVE-2025-11450 in ServiceNow UI Macros, focusing on detecting and remediating vulnerable patterns in sysparm_ parameters. The script identifies and fixes improperly sanitized sysparm_ usage in UI Macros, particularly in $pwd_verify_email and $pwd_verify_personal_data_ui.

Classification
Writeup 95%
Attack Type
Xss
Complexity
Moderate
Reliability
Reliable
Target: ServiceNow
Auth required
Prerequisites: Access to ServiceNow instance with affected UI Macros
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (1)

Core 1

Scores

CVSS v4 5.3
EPSS 0.0032
EPSS Percentile 23.9%
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (10)
ServiceNow/ServiceNow AI Platform < Australia General Availability (GA)
ServiceNow/ServiceNow AI Platform < Washington DC Patch 10 Hot Fix 7b
ServiceNow/ServiceNow AI Platform < Xanadu Patch 10 Hot Fix 1a
ServiceNow/ServiceNow AI Platform < Xanadu Patch 11
ServiceNow/ServiceNow AI Platform < Yokohama Patch 7 Hot Fix 2a
ServiceNow/ServiceNow AI Platform < Yokohama Patch 8
ServiceNow/ServiceNow AI Platform < Yokohama Patch 9
ServiceNow/ServiceNow AI Platform < Zurich Patch 1 Hot Fix 1a
ServiceNow/ServiceNow AI Platform < Zurich Patch 2
ServiceNow/ServiceNow AI Platform < Zurich Patch 3
Published Oct 10, 2025
Tracked Since Feb 18, 2026