What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-30 · updated 2026-10-01
• Weakness: CWE-79

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

• Webkul QloApps: through 1.7.0

References

• https://github.com/Qloapps/QloApps
• https://github.com/Qloapps/QloApps/blob/v1.7.0/admin/themes/default/template/controllers/products/lengthofstay.tpl
• https://github.com/Qloapps/QloApps/commit/7ed467d911086b190180d7f297e3b15ba31e82d5
• https://github.com/Qloapps/QloApps/pull/1899
• https://hackmd.io/@leediay/four-reflected-xss-qloapps
• https://www.vulncheck.com/advisories/qloapps-through-1.7.0-reflected-xss-via-length-of-stay-fields

Get alerted when CVE-2026-103590 or the next vulnerability affects your stack