Improper Input Validation, the returnUrl parameter in Account Security Settings lacks proper input validation, allowing attackers to redirect users to malicious websites (Open Redirect) and inject JavaScript code to perform cross site scripting attack.
The vulnerability affects Halo versions up to 2.174.101 and all versions between 2.175.1 and 2.184.21
CVE ID: CVE-2025-40846
CVSS Base Severity: HIGH
CVSS Base Score: 7.1
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:L/VA:N/SC:H/SI:H/SA:H/S:P/AU:Y/R:U/RE:L/U:Red
Vendor: HaloITSM
Product: ITSM
EPSS Score: 0.09% (probability of being exploited)
EPSS Percentile: 26.22% (scored less or equal to compared to others)
EPSS Date: 2025-06-06 (when was this score calculated)