How severe is CVE-2025-47949?

CVE-2025-47949 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2025-47949 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-47949?

CVE-2025-47949 affects Samlify Project Samlify. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-47949?

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

Does CVE-2025-47949 have an EU (EUVD) identifier?

Yes. CVE-2025-47949 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15809.

When was CVE-2025-47949 published?

CVE-2025-47949 was published on 2025-05-19 and last updated on 2026-06-17.

CVE-2025-47949

CVE-2025-47949 is a high-severity vulnerability in Samlify Project Samlify with a CVSS 3.x base score of 7.5. 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-347.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 9.9
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-15809
Weakness: CWE-347
Affected product: Samlify Project Samlify
Published: 2025-05-19
Last modified: 2026-06-17

Description

samlify is a Node.js library for SAML single sign-on. A Signature Wrapping attack has been found in samlify prior to version 2.10.0, allowing an attacker to forge a SAML Response to authenticate as any user. An attacker would need a signed XML document by the identity provider. Version 2.10.0 fixes the issue.

Frequently asked questions

What is CVE-2025-47949?: samlify is a Node.js library for SAML single sign-on. A Signature Wrapping attack has been found in samlify prior to version 2.10.0, allowing an attacker to forge a SAML Response to authenticate as any user. An attacker would need a signed XML document by the identity provider. Version 2.10.0 fixes the issue.
How severe is CVE-2025-47949?: CVE-2025-47949 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2025-47949 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-47949?: CVE-2025-47949 affects Samlify Project Samlify. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-47949?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-47949 have an EU (EUVD) identifier?: Yes. CVE-2025-47949 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-15809.
When was CVE-2025-47949 published?: CVE-2025-47949 was published on 2025-05-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:samlify_project:samlify:*:*:*:*:*:*:*:*

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