What’s Vulnerable › Vulnerabilities

CVE-2023-29456: Inefficient URL schema validation

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-07-13 · updated 2026-06-17
• Weakness: CWE-20

Description

URL validation scheme receives input from a user and then parses it to identify its various components. The validation scheme can ensure that all URL components comply with internet standards.

Affected products

• Zabbix Frontend: from 4.0.0 through 4.0.46; from 5.0.0 through 5.0.35; from 6.0.0 through 6.0.18; from 6.4.0 through 6.4.3

References

• https://lists.debian.org/debian-lts-announce/2023/08/msg00027.html
• https://support.zabbix.com/browse/ZBX-22987
• https://lists.debian.org/debian-lts-announce/2023/08/msg00027.html
• https://lists.debian.org/debian-lts-announce/2024/10/msg00000.html
• https://support.zabbix.com/browse/ZBX-22987

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