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Next.js: Pending `use cache` fill can leak Draft Mode content into regular responses and persisted pages

Published Oct 2, 2026

Description

Next.js is a React framework for building full-stack web applications. From 16.3.0 until 16.3.8, pending use cache fills for the same key are shared without separating Draft Mode requests from regular requests. An overlapping regular request can receive unauthenticated unpublished content from an editor's Draft Mode fill, while an overlapping Draft Mode request can receive published content from a regular fill. When the regular request prerenders a page, the draft-dependent content can persist in the generated page and be served to later visitors until revalidation. Sites are affected when Cache Components or experimental.useCache is enabled and cached functions return draft-dependent content. This issue is fixed in version 16.3.8.

Affected products

Remediation

No remediation recorded yet.

Weaknesses (1)

References (9)

Change history (2)
  1. EUVD
    • Updated

      changed from Oct 5, 2026 to Oct 7, 2026

    • Published

      changed from Oct 2, 2026 to Oct 7, 2026

Sources

CVE.org / MITRE

Status PUBLISHED
Assigner GitHub_M
Published Oct 2, 2026
Updated Oct 5, 2026
Reserved Sep 21, 2026

CISA Vulnrichment

Updated Oct 5, 2026

NVD

Status Analyzed
Modified Oct 5, 2026

Red Hat

Severity Low
Public date Oct 2, 2026
Bugzilla 2545235

ENISA EUVD

Assigner GitHub_M
Published Oct 7, 2026
Updated Oct 7, 2026