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python · strawberry-graphqlHeads-up

strawberry-graphql MaxAliasesLimiter bypass via FragmentSpreadNode

The MaxAliasesLimiter extension does not count aliases expanded from FragmentSpreadNode, letting attackers bypass alias limits and exhaust resources.

09 Jun 2026Read 1 minSeverity: schedule it

What changed

The MaxAliasesLimiter extension does not count aliases expanded from FragmentSpreadNode, letting attackers bypass alias limits and exhaust resources.

Who it affects

Applications using Strawberry GraphQL with MaxAliasesLimiter, particularly those accessible to untrusted users.

What to do today

Update Strawberry GraphQL to a patched version that correctly counts aliases from fragments, or add extra rate limiting and monitoring.

The trail
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