A security researcher demonstrated how Microsoft Copilot for Word can be tricked into spreading a self-propagating prompt-injection AI worm by hiding JSON-formatted instructions as white text on a whi…
A researcher disclosed that Microsoft 365 Copilot for Word can be manipulated by hidden, invisible-formatted text embedded in a document, causing it to alter financial figures and propagate the malici…
A self-propagating AI worm targeting Microsoft Copilot for Word was publicly disclosed today by Norwegian researcher Håkon Måløy, and every fix Microsoft shipped was bypassed within days. The attack h…
A new prompt injection attack targets Microsoft Copilot for Word by embedding hidden instructions in documents, causing Copilot to manipulate the document and replicate the instructions into new carri…
Researchers have demonstrated that malicious instructions embedded in documents can hijack Microsoft Copilot for Word, causing it to replicate harmful content, exfiltrate data, and spread the attack t…
A Norwegian data scientist, Håkon Måløy, publicly disclosed a vulnerability Tuesday that allows attackers to hide malicious instructions in Word documents that, when included in Copilot for Word's con…
A security researcher demonstrated that AI worms can self-propagate through Microsoft Copilot for Word by hiding malicious instructions in documents, which Copilot then copies into new documents durin…
Security researcher Håkon Måløy disclosed on July 28 that hidden instructions in a Word document can influence Copilot-generated output and copy themselves into new documents, creating a self-propagat…