CVE-2026-23920 Host and event action script regex validation can be bypassed in certain situations, leading to potential command injection

[
  {
    "vendor": "Zabbix",
    "product": "Zabbix",
    "repo": "https://git.zabbix.com/",
    "modules": [
      "Server",
      "Proxy"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "7.0.0",
        "lessThanOrEqual": "7.0.21",
        "changes": [
          {
            "at": "7.0.22",
            "status": "unaffected"
          }
        ],
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7.2.0",
        "lessThanOrEqual": "7.2.14",
        "changes": [
          {
            "at": "7.2.15",
            "status": "unaffected"
          }
        ],
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "7.4.0",
        "lessThanOrEqual": "7.4.5",
        "changes": [
          {
            "at": "7.4.6",
            "status": "unaffected"
          }
        ],
        "versionType": "git"
      }
    ],
    "defaultStatus": "unknown"
  }
]