Is CVE-2025-56647 in the CISA KEV catalog?

No. CVE-2025-56647 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-56647?

CVE-2025-56647 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2025-56647?

CVE-2025-56647 has an EPSS score of 0.19% (9th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2025-56647?

No published fix for CVE-2025-56647 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2025-56647

MEDIUM

6.5

CVSS v3

NVD

Description

npm @farmfe/core before 1.7.6 is Missing Origin Validation in WebSocket. The development (hot module reloading) server does not validate origin when connecting to a WebSocket client. This allows attackers to surveil developers running Farm who visit their webpage and steal source code that is leaked by the WebSocket server.

CWE-1385

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Exploit Intelligence

0.19%probability of exploitation in 30 days

9thpercentile

Low risk: more likely to be exploited than 9% of all known CVEs.

References

Other references3

Related Vulnerabilities

Other CWE-1385 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-48849	Critical	9.4	0.9%	-	-
CVE-2025-24964	Critical	9.6	0.7%	-	Fix
CVE-2025-68930	High	7.1	0.5%	-	-
CVE-2023-0957	High	8.2	0.4%	-	Fix
CVE-2024-23168	Critical	9.8	0.4%	-	-
CVE-2014-125071	Medium	5.5	0.4%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-02-13.