CVE-2026-103590

medium

Description

QloApps through 1.7.0 contains a reflected cross-site scripting vulnerability in the back-office room type editor's length of stay fields. Attackers can induce authenticated administrators to submit crafted POST requests with malicious payloads in restriction_min_los and restriction_max_los parameters, executing arbitrary JavaScript in the victim's administrative session.

References

https://www.vulncheck.com/advisories/qloapps-through-1.7.0-reflected-xss-via-length-of-stay-fields

https://hackmd.io/@leediay/four-reflected-xss-qloapps

https://github.com/Qloapps/QloApps/pull/1899

https://github.com/Qloapps/QloApps/commit/7ed467d911086b190180d7f297e3b15ba31e82d5

https://github.com/Qloapps/QloApps/blob/v1.7.0/admin/themes/default/template/controllers/products/lengthofstay.tpl

https://github.com/Qloapps/QloApps

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-90438

Details

Source: Mitre, NVD

Published: 2026-09-30

Updated: 2026-10-01

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.4

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

Severity: Medium

CVSS v4

Base Score: 5.1

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

Severity: Medium

EPSS

EPSS: 0.00188