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CVE-2026-64641

1 advisory.

npm/next CVE-2026-64641: high, EPSS 0.86%

Next.js: Denial of Service in App Router using Server Actions

Action: Upgrade next to 15.5.21 or later.

npm i next@15.5.21
npm i next@16.2.11

Affected

introducedfixedlast affected
13.0.015.5.21-
16.0.016.2.11-

Fixed versions

15.5.2116.2.11

Sources

CVE-2026-64641 · published · modified · JSON