CVE-2025-40846
HaloITSM open redirect via the returnUrl
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
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Active
What an attacker can affect
- Confidentiality
- High
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
HaloITSM open redirect via the returnUrl
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
- Record
CVE-2025-40846- CVSS 4.0
- 7.1 High
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 - Weakness
- CWE-20, CWE-601
- Updated
- 2026-11-02
EUVDEUVD-2025-13959
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
- Record
EUVD-2025-13959- CVSS 4.0
- 7.1 High
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-mcvh-54mc-g3gg
Improper Input Validation, the returnUrl parameter in Account Security Settings lacks proper...
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
- Record
GHSA-mcvh-54mc-g3gg- CVSS 4.0
- 7.1 High
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/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:P/AU:Y/R:U/V:X/RE:L/U:Red - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
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
- Record
CVE-2025-40846- CVSS 4.0
- 7.1 High
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/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:P/AU:Y/R:U/V:X/RE:L/U:Red - Weakness
- CWE-20, CWE-601
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-40846 is a high vulnerability (CVSS 7.1) in Haloitsm Itsm, published May 8, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 30th percentile. No source names a fixed version.