What is CVE-2025-4296?

CVE-2025-4296 is a medium-severity vulnerability in Hotelrunner B2b, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.7/10. Published 2025-07-23.

How severe is CVE-2025-4296?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Open Redirect in Hotelrunner B2b

CVE-2025-4296

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in HotelRunner B2B allows Forceful Browsing. This issue affects B2B: before 04.06.2025.

Vulnerability class: Open Redirect

EPSS: 0.002 (10.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N.

Affected products

Hotelrunner B2b — versions 0

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

iletisim@usom.gov.tr (government-resource, broken-link, third-party-advisory)
iletisim@usom.gov.tr (government-resource)

Frequently asked questions

What is CVE-2025-4296?: CVE-2025-4296 is a medium-severity vulnerability in Hotelrunner B2b, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 4.7/10. Published 2025-07-23.
How severe is CVE-2025-4296?: Medium severity. CVSS v3 base score is 4.7 out of 10.