How severe is CVE-2026-56697?

CVE-2026-56697 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-2026-56697 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-56697?

CVE-2026-56697 affects Nuxt. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-56697?

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

Does CVE-2026-56697 have an EU (EUVD) identifier?

Yes. CVE-2026-56697 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38378.

When was CVE-2026-56697 published?

CVE-2026-56697 was published on 2026-06-22 and last updated on 2026-06-25.

CVE-2026-56697

CVE-2026-56697 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% (9th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-38378
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 accept protocol-relative paths such as //evil.com in the reloadNuxtApp function; these pass the script-protocol check but resolve to a cross-origin URL against the current page protocol. Attackers can inject paths like //evil.com to redirect users to attacker-controlled hosts, enabling phishing and OAuth authorization-code theft.

Frequently asked questions

What is CVE-2026-56697?: Nuxt versions 4.0.0 before 4.4.7 and 3.x before 3.21.7 accept protocol-relative paths such as //evil.com in the reloadNuxtApp function; these pass the script-protocol check but resolve to a cross-origin URL against the current page protocol. Attackers can inject paths like //evil.com to redirect users to attacker-controlled hosts, enabling phishing and OAuth authorization-code theft.
How severe is CVE-2026-56697?: CVE-2026-56697 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-2026-56697 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (9th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-56697?: CVE-2026-56697 affects Nuxt. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-56697?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-56697 have an EU (EUVD) identifier?: Yes. CVE-2026-56697 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38378.
When was CVE-2026-56697 published?: CVE-2026-56697 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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