Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2023-54357

CVE-2023-54357HIGH

Artio Joomla! com_booking component — Joomla com_booking 2.4.9 Information Disclosure via Account Enumeration

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   N   H   N   N    8.7   .0066   49.7     —

AFFECTED
  Product                        Versions  Fixed
  Joomla! com_booking component  2.4.9 –   —

TIMELINE
  Jan 10  Reserved by VulnCheck
  Jun 19  Published (CNA: VulnCheck)
  Aug 21  EXPLOIT PUBLISHED — CVE-2023-54357 (Artio Joomla! com_booking component). Public exploit reference added.

CWE-203 · CNA: VulnCheck · CVSS v4.0 · 4 references · NVD status: Analyzed

Description

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
January 10, 2026	Reserved	Reserved by VulnCheck
June 19, 2026	Published	Published (CNA: VulnCheck)
August 21, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2023-54357 (Artio Joomla! com_booking component). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Artio	Joomla! com_booking component	—	2.4.9	—

Weaknesses

CWE-203

References (4)

http://www.artio.net/ [Product]
http://www.artio.net/downloads/joomla/book-it/book-it-2-free/download [Product]
https://www.exploit-db.com/exploits/51595 [Exploit, VDB Entry]
https://www.vulncheck.com/advisories/joomla-com-booking-information-disclosure-via-account-enumeration [Third Party Advisory]

Authoritative record: CVE-2023-54357 at cve.org

Vendors: artio

Weaknesses: CWE-203

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-54357 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.