Description SQL Injection vulnerability in MyBB before 1.8.26 via the Copy Forum feature in Forum Management. (issue 2 of 3). Remediation References CVE-2021-27947 Related Vulnerabilities Atlassian Jira Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2018-20232) phpList Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2020-23208) Werkzeug WSGI URL Redirection to Untrusted Site ('Open Redirect') Vulnerability (CVE-2020-28724) WordPress Plugin PixelYourSite-Facebook Pixel (Events, WooCommerce & Easy Digital Downloads) Cross-Site Scripting (5.2.1) PleskWin Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2021-35976) Severity High Classification CVE-2021-27947 CWE-138 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N Tags Missing Update Known Vulnerabilities