CVE-2023-1421

CVE-2023-1421 describes a reflected cross-site scripting (XSS) in Mattermost’s OAuth flow completion endpoints. The vulnerability allows an attacker to induce a victim to click a crafted link with a malicious state parameter, enabling the attacker to perform AJAX requests on behalf of the victim....

CVE-2023-1421 Reflected XSS in OAuth flow completion endpoints

A reflected cross-site scripting vulnerability in the OAuth flow completion endpoints in Mattermost allows an attacker to send AJAX requests on behalf of the victim via sharing a crafted link with a malicious state parameter...