WhatsApp web client stores the allowed document types in a client variable called W.DOC_MIMES this variable stores the allowed Mime Types used by the application. The attack on WhatsApp consists of several stages as mentioned below.įirst, the attacker crafts a malicious html file with a preview image: Technical Research:ĬheckPoint research team has researched and managed to bypass the mechanism’s restrictions by uploading a malicious HTML document with a legitimate preview of an image in order to fool a victim to click on the document in order to takeover his account. The WhatsApp web client uses the FileReader HTML 5 API call to generate a unique BLOB URL with the file content sent by the attacker then navigates the user to this URL. In the Video you can see, once the user click on attached fie, the malicious file allows the cyber attacker to access the local storage, where user data is stored.
#WHATSAPP ONLINE HACK WITHOUT SURVEY DOWNLOAD#
It means that attacker could download private photos, read messages.
But if there is any vulnerability and if exploited would have allowed Cyber attackers to take over your whatsapp account from browser and access victim personal messages, group conversation, contact list, doc files, photos, videos and more things. WhatsApp online version is using for send and receive WhatsApp messages right from your computer. No one else can read messages between them. Encryption has designed to ensure you to communicate and read the messages one to one. WhatsApp use end to end encryption to keep more security. The Security Vulnerability can allow WhatsApp web clients to roll out your account. WhatsApp Hacking Tool: Hackers Can Hijack your WhatsApp Account With its Web Version
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