How severe is CVE-2026-56326?

CVE-2026-56326 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-56326 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-56326?

CVE-2026-56326 affects Nuxt. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-56326?

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

Does CVE-2026-56326 have an EU (EUVD) identifier?

Yes. CVE-2026-56326 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38375.

When was CVE-2026-56326 published?

CVE-2026-56326 was published on 2026-06-22 and last updated on 2026-06-25.

CVE-2026-56326

CVE-2026-56326 is a medium-severity vulnerability in Nuxt with a CVSS 3.x base score of 6.1. 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-601.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.3
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-38375
Weakness: CWE-601
Affected product: Nuxt
Published: 2026-06-22
Last modified: 2026-06-25

Description

Nuxt versions 4.0.0 before 4.4.7 and 3.x before 3.21.7 contain a server-side open redirect vulnerability in navigateTo that fails to properly validate path-normalized payloads like /..//evil.com and /.//evil.com. Attackers can bypass external-host checks using path-normalization techniques to redirect users to attacker-controlled sites via the Location header or meta-refresh, enabling phishing and OAuth authorization-code theft.

Frequently asked questions

What is CVE-2026-56326?: Nuxt versions 4.0.0 before 4.4.7 and 3.x before 3.21.7 contain a server-side open redirect vulnerability in navigateTo that fails to properly validate path-normalized payloads like /..//evil.com and /.//evil.com. Attackers can bypass external-host checks using path-normalization techniques to redirect users to attacker-controlled sites via the Location header or meta-refresh, enabling phishing and OAuth authorization-code theft.
How severe is CVE-2026-56326?: CVE-2026-56326 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-56326 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-56326?: CVE-2026-56326 affects Nuxt. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-56326?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-56326 have an EU (EUVD) identifier?: Yes. CVE-2026-56326 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38375.
When was CVE-2026-56326 published?: CVE-2026-56326 was published on 2026-06-22 and last updated on 2026-06-25.

References

Affected products (1)

cpe:2.3:a:nuxt:nuxt:*:*:*:*:*:*:*:*

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