Description yourls is vulnerable to Improper Restriction of Rendered UI Layers or Frames Remediation References CVE-2021-3734 Related Vulnerabilities Joomla! Core 3.x.x Information Disclosure (3.1.0 - 3.8.7) ReviveAdserver Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2021-22871) WebLogic CVE-2018-2893 Vulnerability (CVE-2018-2893) WordPress 3.7.x Arbitrary File Deletion Vulnerability (3.7 - 3.7.26) MySQL CVE-2020-14789 Vulnerability (CVE-2020-14789) Severity High Classification CVE-2021-3734 CWE-1021 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Tags Missing Update Known Vulnerabilities