What’s Vulnerable › Vulnerabilities

CVE-2023-54357: Joomla com_booking 2.4.9 Information Disclosure via Account Enumeration

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-06-19 · updated 2026-10-28
• Weakness: CWE-203

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.

Affected products

• Artio Book It!: 2.4.9 (and their updates)

References

• http://www.artio.net/
• http://www.artio.net/downloads/joomla/book-it/book-it-2-free/download
• https://www.exploit-db.com/exploits/51595
• https://www.vulncheck.com/advisories/joomla-com-booking-information-disclosure-via-account-enumeration

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