What’s Vulnerable › Vulnerabilities

CVE-2022-40626: Reflected XSS in the backurl parameter of Zabbix Frontend

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-09-14 · updated 2026-06-17
• Weakness: CWE-79

Description

An unauthenticated user can create a link with reflected Javascript code inside the backurl parameter and send it to other authenticated users in order to create a fake account with predefined login, password and role in Zabbix Frontend.

Affected products

• Fedoraproject Fedora: 37
• Zabbix: from 6.0.0 through 6.0.6; 6.2.0

References

• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPU4RCRYVNVM3SS523UQXE63ATCTEX5G/
• https://support.zabbix.com/browse/ZBX-21350
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPU4RCRYVNVM3SS523UQXE63ATCTEX5G/
• https://support.zabbix.com/browse/ZBX-21350

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