Is CVE-2026-56326 in the CISA KEV catalog?

No. CVE-2026-56326 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-56326?

CVE-2026-56326 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2026-56326?

CVE-2026-56326 has an EPSS score of 0.21% (11th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-56326?

Upgrade nuxt to 4.4.7 or later.

CVE & CISA-KEV Catalog

CVE-2026-56326

MEDIUM

6.1

CVSS v3

NVD

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.

CWE-601Open Redirect

How to fix

Remediation Available

nuxtNVD

Affected:>= 4.0.0, < 4.4.7Fixed in:4.4.7CVE-2026-56326derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.21%probability of exploitation in 30 days

11thpercentile

Low risk: more likely to be exploited than 11% of all known CVEs.

References

Patch2

Third-Party Advisory2

Embed a live status badge for CVE-2026-56326

Markdown

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HTML

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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 2026-06-25.