vercel vulnerabilities (CVE)

CVE records published for vercel, newest first. Follow to get an email when a new one appears.

66 results
8.2High
CVE-2026-94482

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

vercel next.js

Next.js is a React framework for building full-stack web applications. From 13.0.0 until 15.5.28 and 16.4.1, crafted requests targeting App Router applications with at least one Server Action can cause excessive CPU consumption and block processing of further…

8.3High
CVE-2026-94483

Next.js: Server-Side Request Forgery in Image Optimization

vercel next.js

Next.js is a React framework for building full-stack web applications. From 16.0.0 until 16.3.8, Image Optimization can follow attacker-controlled DNS resolution for a remote URL that matches images.remotePatterns, allowing the optimized image fetch to reach …

5.3Medium
CVE-2026-94545

Satori-generated SVG has improper escaping

vercel satori; vercel next

Satori is a library to convert HTML and CSS to SVG. Starting in version 0.0.27 and prior to version 0.33.5, Satori does not properly escape certain values before including them in generated SVG output. This can allow crafted values to be interpreted as SVG ma…

1.1%EPSS
6.3Medium
CVE-2026-64646

Next.js: Unbounded Server Action payload in Edge runtime

vercel next.js

Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive memory consump…

8.2High
CVE-2026-64641

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

vercel next.js

Next.js is a React framework for building full-stack web applications. In versions 13.0.0 through 15.5.20 and 16.0.0 through 16.2.10, crafted requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive CPU us…

6.3Medium
CVE-2026-64650

AI SDK Codex Harness Tool Relay Authorization Bypass

vercel @ai-sdk/harness-codex

The `@ai-sdk/harness-opencode` tool is an HarnessV1 adapter backed by @openai/codex-sdk, which drives the codex command line interface. Prior to version 1.0.29, the tool relay authorizes requests from any process whose command line contains an allowed helper …

6.3Medium
CVE-2026-64651

AI SDK OpenCode Harness Tool Relay Authorization Bypass

vercel @ai-sdk/harness-opencode

The `@ai-sdk/harness-opencode` tool connects HarnessAgent to OpenCode through a sandboxed bridge. Prior to version 1.0.28, the tool relay authorizes requests from any process whose command line contains an allowed helper script path (`host-tool-mcp.mjs`). Thi…