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add security note about accessing urls #1600

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add security note about accessing urls #1600

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160b151
add security note about accessing urls
gregsdennis Apr 26, 2025
6ef050f
update security note on URL access to actually address security issues
gregsdennis May 3, 2025
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7 changes: 7 additions & 0 deletions specs/jsonschema-core.md
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Expand Up @@ -1990,6 +1990,13 @@ A malicious schema author could place executable code or other dangerous
material within a `$comment`. Implementations MUST NOT parse or otherwise take
action based on `$comment` contents.

When encountering an IRI that also represents a valid file system or network
location, implementations are discouraged to automatically an operation to
access that location. Schema authors should take care when configuring
implementations to operate over a file system or network as this could expose
the host system to various security vulnerabilities, such as man-in-the-middle
attacks or data leaks.

## IANA Considerations

### `application/schema+json`
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