CVE-2025-4296 Open Redirect in HotelRunner's B2B
An open redirect vulnerability in HotelRunner B2B allows attackers to redirect users to untrusted sites, potentially facilitating phishing attacks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-4296?
CVE-2025-4296 is a medium-severity vulnerability in HotelRunner B2B, published on 23 Jul 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in HotelRunner B2B allows Forceful Browsing.
This issue affects B2B: before 04.06.2025.
Weakness: CWE-601
Which versions are affected by CVE-2025-4296?
How do I fix CVE-2025-4296?
No fix has been published for CVE-2025-4296 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-4296 being exploited?
There is no known exploitation of CVE-2025-4296 in the wild and no public exploit code.
Sources
Also known as GHSA-5cq4-pp95-gvqj.