How severe is CVE-2026-25049?

CVE-2026-25049 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-25049 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-25049?

CVE-2026-25049 affects N8n. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-25049?

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-2026-25049 have an EU (EUVD) identifier?

Yes. CVE-2026-25049 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5421.

When was CVE-2026-25049 published?

CVE-2026-25049 was published on 2026-02-04 and last updated on 2026-06-17.

CVE-2026-25049

CVE-2026-25049 is a critical-severity vulnerability in N8n with a CVSS 3.x base score of 9.9. 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-913.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
CVSS v4: 9.4
EPSS exploit prediction: 1% (64th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-5421
Weakness: CWE-913
Affected product: N8n
Published: 2026-02-04
Last modified: 2026-06-17

Description

n8n is an open source workflow automation platform. Prior to versions 1.123.17 and 2.5.2, an authenticated user with permission to create or modify workflows could abuse crafted expressions in workflow parameters to trigger unintended system command execution on the host running n8n. This issue has been patched in versions 1.123.17 and 2.5.2.

Frequently asked questions

What is CVE-2026-25049?: n8n is an open source workflow automation platform. Prior to versions 1.123.17 and 2.5.2, an authenticated user with permission to create or modify workflows could abuse crafted expressions in workflow parameters to trigger unintended system command execution on the host running n8n. This issue has been patched in versions 1.123.17 and 2.5.2.
How severe is CVE-2026-25049?: CVE-2026-25049 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-25049 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (64th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-25049?: CVE-2026-25049 affects N8n. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-25049?: 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-2026-25049 have an EU (EUVD) identifier?: Yes. CVE-2026-25049 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-5421.
When was CVE-2026-25049 published?: CVE-2026-25049 was published on 2026-02-04 and last updated on 2026-06-17.

References

Affected products (1)

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

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