How severe is CVE-2026-25631?

CVE-2026-25631 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-25631 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-25631?

CVE-2026-25631 affects N8n. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-25631?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-25631 have an EU (EUVD) identifier?

Yes. CVE-2026-25631 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5569.

When was CVE-2026-25631 published?

CVE-2026-25631 was published on 2026-02-06 and last updated on 2026-06-17.

CVE-2026-25631

CVE-2026-25631 is a medium-severity vulnerability in N8n with a CVSS 3.x base score of 6.5. 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-522.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 5.3
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-5569
Weakness: CWE-522
Affected product: N8n
Published: 2026-02-06
Last modified: 2026-06-17

Description

n8n is an open source workflow automation platform. Prior to 1.121.0, there is a vulnerability in the HTTP Request node's credential domain validation allowed an authenticated attacker to send requests with credentials to unintended domains, potentially leading to credential exfiltration. This only might affect user who have credentials that use wildcard domain patterns (e.g., *.example.com) in the "Allowed domains" setting. This issue is fixed in version 1.121.0 and later.

Frequently asked questions

What is CVE-2026-25631?: n8n is an open source workflow automation platform. Prior to 1.121.0, there is a vulnerability in the HTTP Request node's credential domain validation allowed an authenticated attacker to send requests with credentials to unintended domains, potentially leading to credential exfiltration. This only might affect user who have credentials that use wildcard domain patterns (e.g., *.example.com) in the "Allowed domains" setting. This issue is fixed in version 1.121.0 and later.
How severe is CVE-2026-25631?: CVE-2026-25631 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-25631 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-25631?: CVE-2026-25631 affects N8n. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-25631?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-25631 have an EU (EUVD) identifier?: Yes. CVE-2026-25631 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5569.
When was CVE-2026-25631 published?: CVE-2026-25631 was published on 2026-02-06 and last updated on 2026-06-17.

References

https://github.com/n8n-io/n8n/security/advisories/GHSA-2xcx-75h9-vr9h

Affected products (1)

cpe:2.3:a:n8n:n8n:*:*:*:*:*:node.js:*:*

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