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- 1Discourse Image Pipeline Bug Chains Three Flaws for File Read●Discourse Image Pipeline Exploit Chains JPEG Race, GhostScript and ImageMagick for File Read
Security researchers report a new exploit chain affecting the Discourse forum platform's image pipeline, combining a JPEG race condition with flaws in GhostScript and ImageMagick to achieve arbitrary file reads on servers. The chain shows how individually known library weaknesses can be linked into a more serious vulnerability.