CVE-2025-48877 | Discourse up to 3.4.3/3.5.0.beta4/3.5.0.beta5-dev Setting allowed_iframes insecure automated optimizations (GHSA-cm93-6m2m-cjcv / EUVD-2025-17469)
A vulnerability identified as critical has been detected in Discourse up to 3.4.3/3.5.0.beta4/3.5.0.beta5-dev. This impacts the function allowed_iframes of the component Setting Handler. The manipulation leads to insecure automated optimizations.
This vulnerability is referenced as CVE-2025-48877. Remote exploitation of the attack is possible. No exploit is available.
You should upgrade the affected component.