Description In SilverStripe through 4.6.0-rc1, a FormField with square brackets in the field name skips validation. Remediation References CVE-2020-26138 Related Vulnerabilities Jetty Allocation of Resources Without Limits or Throttling Vulnerability (CVE-2024-22201) Jenkins Session Fixation Vulnerability (CVE-2018-1000409) SharePoint CVE-2022-41036 Vulnerability (CVE-2022-41036) PHP Use After Free Vulnerability (CVE-2016-5773) WordPress 4.1.x Directory Traversal (4.1 - 4.1.40) Severity Medium Classification CVE-2020-26138 CWE-20 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Tags Missing Update Known Vulnerabilities