Improper Validation of Certificate Vulnerability in HotelRunner B2B Software
CVE-2025-4295

4.6MEDIUM

Key Information:

Vendor

Hotelrunner

Status
B2b
Vendor
CVE Published:
22 July 2025

What is CVE-2025-4295?

The HotelRunner B2B software is affected by an improper validation of certificate with a host mismatch vulnerability. This weakness can allow an attacker to exploit HTTP response splitting, posing a significant risk to data integrity and privacy. It is crucial for users to assess their implementations and apply appropriate security measures by the specified date to prevent potential exploitation.

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Deploy the Patch

Affected Version(s)

B2B 0 < 04.06.2025

References

https://www.usom.gov.tr/bildirim/tr-25-0169
third-party-advisory

CVSS V3.1

Score:
4.6
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Berat ARSLAN
Priente Software Inc.
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