MEDIUM
ExifReader
CVE published 2026-05-19
CVE-2026-8814
CVE-2026-8814 documents a data amplification vulnerability in ExifReader, a JavaScript library for reading image metadata. Versions prior to 4.39.0 fail to enforce maximum decompressed output size limits when handling PNG zTXt (compressed text) metadata chunks. When asynchronous parsing is enabled, a crafted PNG file containing a highly compressed zTXt chunk can trigger disproportionate memory consumption [truncated]