CVE-2026-64642
An attacker can exploit multiple vulnerabilities in Vercel Next.js to manipulate data, disclose information, conduct a denial of service attack, and bypass security measures.
CSIRTS triage
- What
- Multiple vulnerabilities can be exploited to manipulate data, disclose information, and conduct denial of service attacks.
- Who is affected
- Users of Vercel Next.js.
- Urgency
- Remediation is urgent due to the potential for severe impacts from these vulnerabilities.
- Action
- Update to the latest version of Vercel Next.js.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.95% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 58% of all EPSS-scored CVEs.
Advisory coverage (3)
- high[NEW] [high] Vercel Next.js: Multiple Vulnerabilitiescert-bund · 2026-07-28
- highCVE-2026-64642: Next.js is a React framework for building full-stack web applications. In versions 16.0.0 thro…nvd · 2026-07-27
- highGHSA-6gpp-xcg3-4w24: Next.js: Middleware / Proxy bypass in App Router applications using Turbopack and single …ghsa · 2026-07-22
External references
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[](https://www.csirts.com/cve/CVE-2026-64642)