CVE-2026-1838
Last modified
CVE-2026-1838 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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 for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.
Description
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 for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-1838?
How severe is CVE-2026-1838?
How do I fix CVE-2026-1838?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-18366The Events Manager WordPress plugin before 7.4.1 does not p…
- CVE-2026-18367A privilege escalation vulnerability allows local users to e…9.3
- CVE-2026-18369A flaw was found in Dogtag PKI's ACME responder where the HT…5.8
- CVE-2026-1837A specially-crafted file can cause libjxl's decoder to write…7.5
- CVE-2026-18370entr is vulnerable to Heap-based buffer overflow in run_util…4.8
- CVE-2026-18378A flaw was found in koku-metrics-operator. The operator's Co…7.6
- CVE-2026-18381A flaw was found in the koku-metrics-operator for Red Hat Op…7.6
- CVE-2026-18382A flaw was found in koku-metrics-operator. The operator's Co…6.8
- CVE-2026-1839A vulnerability in the HuggingFace Transformers library, spe…7.8
- CVE-2026-18391The WooCommerce Subscriptions WordPress plugin before 9.1.0 …
- CVE-2026-18394Incorrect authorization in the http_request tool in Strands …7.4
- CVE-2026-18395The Child Pages Card WordPress plugin before 1.09 does not s…5.4
Are you affected by CVE-2026-1838?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST