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high severity
- Vulnerable module: next
- Introduced through: next@14.2.35
Detailed paths
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Introduced through: next-runtime-env@expatfile/next-runtime-env#536fc86d486fd0da722a97264ca5bc1830e4c71e › next@14.2.35Remediation: Upgrade to next@15.5.10.
Overview
next is a react framework.
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the fetchExternalImage() function, which is used for image optimization and loads external images into memory without a maximum size limit. An attacker can exhaust system memory and disrupt service availability by requesting optimization of very large images from external domains.
Note:
This is only exploitable if remotePatterns is configured to allow image optimization from external domains and the attacker can serve or control a large image on an allowed domain.
Remediation
Upgrade next to version 15.5.10, 16.1.1-canary.15, 16.1.5 or higher.
References
medium severity
new
- Vulnerable module: next
- Introduced through: next@14.2.35
Detailed paths
-
Introduced through: next-runtime-env@expatfile/next-runtime-env#536fc86d486fd0da722a97264ca5bc1830e4c71e › next@14.2.35Remediation: Upgrade to next@16.1.7.
Overview
next is a react framework.
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling due to the lack of an upper bound on the disk cache used by the image optimization. An attacker can exhaust disk storage by generating a large number of unique image optimization variants, leading to service disruption.
Workaround
This vulnerability can be mitigated by periodically cleaning the .next/cache/images directory or by reducing the number of possible image variants through configuration of images.localPatterns, images.remotePatterns, and images.qualities.
Remediation
Upgrade next to version 16.1.7, 16.2.0-canary.54 or higher.
References
medium severity
new
- Vulnerable module: next
- Introduced through: next@14.2.35
Detailed paths
-
Introduced through: next-runtime-env@expatfile/next-runtime-env#536fc86d486fd0da722a97264ca5bc1830e4c71e › next@14.2.35Remediation: Upgrade to next@15.5.13.
Overview
next is a react framework.
Affected versions of this package are vulnerable to HTTP Request Smuggling during the rewrite of the proxy traffic to an external backend. An attacker can access unintended backend routes by sending crafted DELETE or OPTIONS requests with Transfer-Encoding: chunked headers. This is only exploitable if the application is not hosted on providers that handle rewrites at the CDN level.
Workaround
This vulnerability can be mitigated by blocking chunked DELETE/OPTIONS requests on rewritten routes at the edge/proxy, or by enforcing authentication and authorization on backend routes.
Remediation
Upgrade next to version 15.5.13, 16.1.7, 16.2.0-canary.102 or higher.