CVE-2026-5038 multer vulnerable to Denial of Service via incomplete cleanup of aborted uploads

Impact: multer versions 2.0.0-alpha.1 through 2.1.1 and 3.0.0-alpha.1 are vulnerable to a Denial of Service when using diskStorage. Aborted or malformed multipart uploads leave orphaned partial files on disk because the Readable.pipe call does not propagate the stream destroy signal to the...