# CVE-2025-46404: A denial of service vulnerability exists in the lasso_provider_verify_saml_signature functionality of Entr'ouvert…

Source: https://junglewise.ai/threats/cve-2025-46404-a-denial-of-service-vulnerability-exists-in-the-lasso-provider  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-11-05  
License: CC BY 4.0 with a link back

CVE-2025-46404 · Severity: high · CVSS 7.5 · Published 2025-11-05

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 response to trigger this vulnerability.

Technologies: [Entrouvert Lasso](https://junglewise.ai/threats/technologies/entrouvert-lasso). Vendors: [Entrouvert](https://junglewise.ai/threats/vendors/entrouvert).

## Quick answers

**Is CVE-2025-46404 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-46404 being exploited in the wild.

**How severe is CVE-2025-46404?** High severity, with a CVSS score of 7.5, published 5 November 2025.

**Which products and versions are affected?** Entrouvert Lasso. The advisory does not name versions.

**Is there a fix for CVE-2025-46404?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2025-46404?** Check whether you run Entrouvert Lasso. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Entrouvert Lasso

## Related threats

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- [A denial of service vulnerability exists in the lasso_node_init_from_message_with_format functionality of…](https://junglewise.ai/threats/cve-2025-46784-a-denial-of-service-vulnerability-exists-in-the-lasso-node-init)
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