XSS in Prasunsen Hostel
CVE-2026-1838
The Hostel plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'shortcode_id' parameter in all versions up to, and including, 1.1.6 due to insufficient input sanitization and output escaping. This makes it possible…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.002 (35.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Prasunsen Hostel — versions 0
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/2b9da491-771a-4100-b41a-74119…
- plugins.trac.wordpress.org/browser/hostel/trunk/hostel.php
- plugins.trac.wordpress.org/browser/hostel/tags/1.1.6/hostel.php
- plugins.trac.wordpress.org/browser/hostel/trunk/controllers/ajax.php
- plugins.trac.wordpress.org/browser/hostel/tags/1.1.6/controllers/ajax.php
- plugins.trac.wordpress.org/browser/hostel/trunk/views/partial/rooms-table.html…
- plugins.trac.wordpress.org/browser/hostel/tags/1.1.6/views/partial/rooms-table…
- plugins.trac.wordpress.org/changeset/3478265/hostel/trunk/hostel.php
- plugins.trac.wordpress.org/changeset
Frequently asked questions
- What is CVE-2026-1838?
- CVE-2026-1838 is a medium-severity vulnerability in Prasunsen Hostel, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-04-18.
- How severe is CVE-2026-1838?
- Medium severity. CVSS v3 base score is 6.1 out of 10.