Vulnerability · Published Sep 30, 2026 · Assigned by VulnCheck

CVE-2026-103590QloApps through 1.7.0 Reflected XSS via Length of Stay Fields

Medium 5.4

In plain English

A medium-severity cross-site scripting in QloApps from Webkul. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.2%top 91.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
Webkul	QloApps	0 – through 1.7.0

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References

Pull Request #1899 issue-tracking, patch
Patch Commit patch
https://github.com/Qloapps/QloApps/blob/v1.7.0/admin/themes/default/template/controllers/products/lengthofstay.tpl 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 Length of Stay Fields third-party-advisory