CVE-2026-85014: Js Writablestream Abort Unhandled Rejection

abort() is called on a WHATWG WritableStream ($WS) and the returned promise is discarded. Per the WHATWG Streams standard, WritableStream.abort() returns a promise that rejects with a TypeError whenever the stream is locked by a writer (writable.getWriter(), the only way applications can write). Discarding that rejection produces an unhandled promise rejecti

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Description

abort() is called on a WHATWG WritableStream ($WS) and the returned promise is discarded. Per the WHATWG Streams standard, WritableStream.abort() returns a promise that rejects with a TypeError whenever the stream is locked by a writer (writable.getWriter(), the only way applications can write). Discarding that rejection produces an unhandled promise rejecti