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Known CVE

Discourse OAuth Social Login - Cross-site Scripting

Discourse versions prior to 3.5.0.beta6 contain a stored Cross-Site Scripting (XSS) vulnerability in the OAuth/social login functionality. The vulnerability is caused by lack of proper content security policy enforcement when processing social login failures,allowing remote attackers to inject and execute malicious scripts in users' browsers.

CVE-2025-48954

High2025CVSS 8.1CWE-79

cve2025 · discourse · xss · oauth · vuln

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