What is CVE-2025-46404?

CVE-2025-46404 is a high-severity vulnerability in Entr'ouvert Lasso, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2025-11-05.

How severe is CVE-2025-46404?

High severity. CVSS v3 base score is 7.5 out of 10.

NULL pointer dereference in Entr'ouvert Lasso

CVE-2025-46404

A denial of service vulnerability exists in the lasso_provider_verify_saml_signature functionality of Entr'ouvert Lasso 2.5.1. A specially crafted SAML response can lead to a denial of service. An attacker can send a malformed SAML res…

EPSS: 0.004 (33.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Entr'ouvert Lasso — versions 2.5.1
Entrouvert Lasso — versions 2.5.1

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

talos-cna@cisco.com (Exploit, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-46404?: CVE-2025-46404 is a high-severity vulnerability in Entr'ouvert Lasso, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2025-11-05.
How severe is CVE-2025-46404?: High severity. CVSS v3 base score is 7.5 out of 10.