Next.js: Unauthenticated Remote Code Execution in `use cache` functions returning typed arrays
Exact source revision recorded 24 Oct 2026 13:17:17 UTC. It does not establish the source's current position. Latest evidence.
osv · GHSA-673q-mjm6-r5xr
Published## 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.
- Source published
- 22 Oct 2026 16:42:31 UTC
- Source modified
- 22 Oct 2026 17:00:04 UTC
- Observed here
- 24 Oct 2026 13:17:17 UTC
- Source terms
- GitHub Advisory Database · CC-BY-4.0
Original source record · Cite this exact observation · Complete original publisher JSON
This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: osv · GitHub Advisory Database · CC-BY-4.0. Source text is retained; field grouping and change labels are provided by ChangeIntel.
CVSS_V4 · CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N
Publisher rating · CRITICAL