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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.308 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.248 ·

Whole-file reads that verify the file after opening it

A new read helper verifies a file after opening it, closing a swap-the-path gap.

Under the hood Internal Changes
JSON All of v2.1.248
Under the hoodTier: how much it should matter to you
2Useful: my rating, 1 to 5
3Signal: worth watching, 1 to 5
File ReadsArea: what it touches
Internal ChangesKind: in v2.1.248,
Internal ChangesSection of the release
What

A new read helper opens a file first, then confirms via the open handle that it is a regular file within a size limit before reading, and returns nothing instead of throwing. This closes the gap where a path could change between being checked and being read.

Evidence

readFileFdGated

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

See this entry in the whole of v2.1.248 →

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