CVE-2025-48954: Discourse is an open-source discussion platform. Versions prior to 3.5.0.beta6 are vulnerable to cross-site scripting when the content security policy isn't…

PriorityP338medium6.1CVSS 3.1

AVNACLPRNUIRSCCLILAN

EXPLOIT

EPSS

0.63%

45.6th percentile

Discourse is an open-source discussion platform. Versions prior to 3.5.0.beta6 are vulnerable to cross-site scripting when the content security policy isn't enabled when using social logins. Version 3.5.0.beta6 patches the issue. As a workaround, have the content security policy enabled.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
discourse	discourse	< 3.5.0.beta6	3.5.0.beta6
discourse	discourse	< 3.5.0	3.5.0
discourse	discourse	—	—

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