Vulnerability GHSA-673q-mjm6-r5xr
Critical
CRITICAL RISK
CVSS Score: 9.5
Score Range: 9.0–10.0
Critical severity vulnerabilities (CVSS 9.0–10.0). These represent the highest impact issues.
12 days ago
October 22, 2026 at 04:42 PM UTC
Next.js: Unauthenticated Remote Code Execution in `use cache` functions returning typed arrays
16.0.0 - 16.4.0
16.0.0 - 16.4.0
Summary
Next.js: Unauthenticated Remote Code Execution in `use cache` functions returning typed arrays
Details
Impact
A vulnerability in applications using App router with Cache Component can lead to remote code execution. The application needs to have a use cache function that returns multiple typed arrays.
Workaround
There is no known workaround for affected applications with such use cache functions. You should upgrade immediately even if your application does not have similar functions.
Related Vulnerabilities
Other vulnerabilities affecting the same packages
Medium Risk
12 days ago
next.js cache leak across root param values in nested 'use cache' functions
16.3.0 - 16.3.7 GHSA-h694-7cp9-m8p3
16.3.0 - 16.3.7 GHSA-h694-7cp9-m8p3
Critical
12 days ago
Next.js: Unauthenticated Remote Code Execution in Image Optimization API when SVG files are used
10.0.0 - 15.5.27 and 16.0.0 - 16.4.0 GHSA-2464-fhr4-w9xw
10.0.0 - 15.5.27 and 16.0.0 - 16.4.0 GHSA-2464-fhr4-w9xw
High Risk
12 days ago
Next.js: Denial of Service in App Router using Server Actions
13.0.0 - 15.5.27 and 16.0.0 - 16.4.0 GHSA-p3m5-59mp-jv5r
13.0.0 - 15.5.27 and 16.0.0 - 16.4.0 GHSA-p3m5-59mp-jv5r
Medium Risk
27 days ago
Next.js: Pending `use cache` fill can leak Draft Mode content into regular responses and persisted pages
16.3.0 - 16.3.7 GHSA-3w37-wq28-93x7
16.3.0 - 16.3.7 GHSA-3w37-wq28-93x7
Medium Risk
27 days ago
Next.js has cache poisoning of SSG and ISR pages in self-hosted applications
15.0.0 - 15.5.26 and 16.0.0 - 16.3.7 GHSA-4jqv-mc3x-m676
15.0.0 - 15.5.26 and 16.0.0 - 16.3.7 GHSA-4jqv-mc3x-m676
Impacted packages
Timeline
Published
12 days ago
October 22, 2026 at 04:42 PM UTC
Fixed (16.4.1)
Unknown
Unknown
Last Modified
12 days ago
October 22, 2026 at 05:00 PM UTC