qDecoder before 12.1.0 does not ensure that the percent character is followed by two hex digits for URL decoding.Referenceshttps://github.com/wolkykim/qdecoder/pull/29https://github.com/wolkykim/qdecoder/releases/tag/v12.1.0https://github.com/wolkykim/qdecoder/pull/29/commits/ce7c8a7ac450a823a11b06508ef1eb7441241f81#diff-1c4e2f5adfa1ad30618e78ff459b2c0758ecf34278459ad0a8d58db4fec622ea