CVE-2025-40846 HaloITSM open redirect via the returnUrl
Attackers can redirect users to malicious sites or inject JavaScript via the returnUrl parameter in HaloITSM Account Security Settings.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-40846?
CVE-2025-40846 is a high-severity vulnerability in HaloITSM ITSM, published on 8 May 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
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
Which versions are affected by CVE-2025-40846?
How do I fix CVE-2025-40846?
No fix has been published for CVE-2025-40846 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-40846 being exploited?
There is no known exploitation of CVE-2025-40846 in the wild and no public exploit code.
Sources
Also known as GHSA-mcvh-54mc-g3gg.