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Update dependency next to v15.5.28 [SECURITY] - #574
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This PR contains the following updates:
15.5.27→15.5.28Next.js: Denial of Service in App Router using Server Actions
CVE-2026-94482 / GHSA-p3m5-59mp-jv5r
More information
Details
Impact
Crafted requests targeting Next.js applications using App Router with at least one Server Action can lead to excessive CPU usage blocking processing of further requests in the same process.
Workarounds
No workaround exists besides upgrading. Applications using Pages Router or not using Server Actions are not vulnerable.
Severity
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:NReferences
This data is provided by the GitHub Advisory Database (CC-BY 4.0).
Next.js: Unauthenticated Remote Code Execution in Image Optimization API when SVG files are used
GHSA-2464-fhr4-w9xw
More information
Details
Impact
A memory-related vulnerability has been discovered in an upstream library used for Image Optimization can lead to possible remote code execution (RCE) when Next.js runs on glibc-based Linux.
Workaround
Ensure the version of
sharpused by Next.js is greater than or equal to0.35.5. Fresh installs automatically get a fixed version ofsharp.Upgrading Next.js to the patched versions will ensure package managers automatically provide a fixed version of
sharpto Next.js.Severity
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:HReferences
This data is provided by the GitHub Advisory Database (CC-BY 4.0).
Release Notes
vercel/next.js (next)
v15.5.28Compare Source
This release contains security fixes for the following advisories:
Critical:
High:
Configuration
📅 Schedule: (in timezone America/New_York)
🚦 Automerge: Enabled.
♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.
🔕 Ignore: Close this PR and you won't be reminded about this update again.
This PR was generated by Mend Renovate. View the repository job log.