CVE-2026-103587QloApps through 1.7.0 Reflected XSS via Book Now Search Parameters

Description

QloApps through 1.7.0 contains a reflected cross-site scripting vulnerability in the back-office Hotel Reservation System Book Now search, where date_to and id_room_type parameters are copied into template variables without validation. Attackers can craft a malicious link containing JavaScript payload in these parameters that executes in an authenticated administrator's session when the victim follows the link.

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

References and patches

• Pull Request #1884 issue-trackingpatch
• Patch Commit patch
• https://github.com/Qloapps/QloApps/blob/v1.7.0/modules/hotelreservationsystem/controllers/admin/AdminHotelRoo… technical-description
• https://github.com/Qloapps/QloApps/blob/v1.7.0/modules/hotelreservationsystem/views/templates/admin/hotel_roo… technical-description
• https://hackmd.io/@leediay/reflected-xss-qloapps-via-booking-now technical-description
• https://hackmd.io/@leediay/four-reflected-xss-qloapps technical-description
• https://github.com/Qloapps/QloApps product
• VulnCheck Advisory: QloApps through 1.7.0 Reflected XSS via Book Now Search Parameters third-party-advisory