What is CVE-2019-12345?

CVE-2019-12345 is a medium-severity vulnerability in Kibokolabs Hostel, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-05-27.

How severe is CVE-2019-12345?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2019-12345 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Kibokolabs Hostel

CVE-2019-12345

XSS exists in the Kiboko Hostel plugin before 1.1.4 for WordPress.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-05-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.012 (66.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Kibokolabs Hostel

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

wordpress.org/plugins/hostel/ (Third Party Advisory, Release Notes)
wpvulndb.com/vulnerabilities/9289

Frequently asked questions

What is CVE-2019-12345?: CVE-2019-12345 is a medium-severity vulnerability in Kibokolabs Hostel, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-05-27.
How severe is CVE-2019-12345?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-12345 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.