Vulnerability in Artio Book It\!
CVE-2023-54357
Joomla com_booking component 2.4.9 contains an information disclosure vulnerability that allows unauthenticated attackers to enumerate user accounts by exploiting the getUserData function in the customer controller. Attackers can send GET requests to index.php with option=com_booking, controller=customer, task=getUserData, and an id parameter to retrieve user names, usernames, and email addresses through brute force enumeration.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (49.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.007 · change: +0.002
Affected products
- Artio Book It\! — versions 2.4.9
- Artio Joomla! Com Booking Component — versions 2.4.9
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/51595 (Exploit, VDB Entry, exploit)
- www.artio.net/ (Product, product)
- www.artio.net/downloads/joomla/book-it/book-it-2-free/download (Product, product)
- www.vulncheck.com/advisories/joomla-com-booking-information-disclosure-via-acco… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-54357?
- CVE-2023-54357 is a high-severity vulnerability in Artio Book It\!, classified under Observable Discrepancy. CVSS score: 7.5/10. Published 2026-06-19.
- How severe is CVE-2023-54357?
- High severity. CVSS v3 base score is 7.5 out of 10.