How severe is CVE-2025-47151?

CVE-2025-47151 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-47151 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-47151?

CVE-2025-47151 primarily affects Entrouvert Lasso. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-47151?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-47151 have an EU (EUVD) identifier?

Yes. CVE-2025-47151 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37768.

When was CVE-2025-47151 published?

CVE-2025-47151 was published on 2025-11-05 and last updated on 2026-06-17.

CVE-2025-47151

CVE-2025-47151 is a critical-severity vulnerability in Entrouvert Lasso with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-843.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-37768
Weakness: CWE-843
Affected product: Entrouvert Lasso
Published: 2025-11-05
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2025-47151?: 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.
How severe is CVE-2025-47151?: CVE-2025-47151 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-47151 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-47151?: CVE-2025-47151 primarily affects Entrouvert Lasso. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-47151?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-47151 have an EU (EUVD) identifier?: Yes. CVE-2025-47151 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-37768.
When was CVE-2025-47151 published?: CVE-2025-47151 was published on 2025-11-05 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:entrouvert:lasso:2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:entrouvert:lasso:2.8.2:*:*:*:*:*:*:*

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