CVE-2025-4295

Host Header Injection in HotelRunner's B2B

CVSS 4.6 MEDIUMEPSS 0.1%CWE-297

Improper Validation of Certificate with Host Mismatch vulnerability in HotelRunner B2B allows HTTP Response Splitting. This issue affects B2B: before 04.06.2025.

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Affected products

HotelRunner · B2B

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References

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-25-0169 https://www.usom.gov.tr/bildirim/tr-25-0169