What’s Vulnerable › Vulnerabilities

CVE-2024-21728: Extension - smartcalc.es - Open redirect vulnerability in osTicky component for Joomla <= 2.2.8

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-02-15 · updated 2026-06-17
• Weakness: CWE-601

Description

An Open Redirect vulnerability was found in osTicky2 below 2.2.8. osTicky (osTicket Bridge) by SmartCalc is a Joomla 3.x extension that provides Joomla fronted integration with osTicket, a popular Support ticket system. The Open Redirect vulnerability allows attackers to control the return parameter in the URL to a base64 malicious URL.

Affected products

• smartcalc.es osTicky component for Joomla: before 2.2.8 — fixed in 2.2.8

How to fix

Upgrade to a fixed version: smartcalc.es osTicky component for Joomla 2.2.8. Check the vendor advisory for mitigations.

References

• https://github.com/solracsf/osTicky
• https://github.com/solracsf/osTicky

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