CVE-2025-47151: Entrouvert Lasso

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

A type confusion vulnerability exists in the lasso_node_impl_init_from_xml functionality of Entr'ouvert Lasso 2.5.1 and 2.8.2. A specially crafted SAML response can lead to an arbitrary code execution. An attacker can send a malformed SAML response to trigger this vulnerability.

Affected products

• Entrouvert Lasso: version 2.5.1 only; version 2.8.2 only

Published 2025-11-05. Last modified 2026-06-17.