{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-49755/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-08T17:14:08.858Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-49755","@id":"https://www.cve.org/CVERecord?id=CVE-2026-49755","description":"Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in wojtekmach Req allows attacker-controlled HTTP servers to exhaust memory in a Req client via decompression-bomb response bodies.\n\nReq's default response pipeline includes Req.Steps.decode_body/1 and Req.Steps.decompress_body/1 in lib/req/steps.ex. decode_body/1 dispatches on the server-supplied content-type (or URL extension) and calls :zip.extract(body, [:memory]) for application/zip, :erl_tar.extract({:binary, bo"},"products":[{"@id":"cpe:2.3:a:wojtekmach:req:*:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:wojtekmach:req:*:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"Update to a fixed version: 0.6.1, 84977e5b1a83f26e749d55ad06e3625464af4e8d.","timestamp":"2026-06-08T17:14:08.858Z"}]}