OpenAI’s Atlas Browser Faces Backlash Over Prompt Injection Threats

October 24, 2025
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OpenAI’s newly launched ChatGPT Atlas browser is drawing scrutiny from experts, who warn that unresolved prompt injection vulnerabilities pose particular risks for crypto users.

Key points:

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  • OpenAI’s ChatGPT Atlas browser faces criticism as experts highlight unresolved prompt injection vulnerabilities that сould expose sensitive user data.
  • Prompt injections can trick the AI assistant into executing hidden commands, potentially leaking credentials, autofill data, or session information.
  • The rapid adoption of AI browsers like Atlas increases the potential impact of these vulnerabilities, making user caution and awareness more critical than ever.

Within hours of its launch, security researchers had already uncovered several vulnerabilities in the system. Demonstrations showed that attackers could exploit the browser to hijack clipboard data, alter browser settings through seemingly harmless platforms such as Google Docs, and embed hidden commands designed to facilitate phishing schemes.

Related: Kusama Reveals Details Of New AI Product in Recent Livestream

Security researchers warn that a single hidden line of text on a website could trick an AI assistant into leaking private information. For example, when a user opens OpenAI’s new Atlas browser and asks its assistant to summarize a coin review the tool scans the page and generates a response.


However, if a webpage discreetly embeds an instruction directing the assistant to, for instance, “complete a survey” and include the user’s saved logins or autofill information, the browser could misinterpret it as a legitimate command. In doing so, the assistant might go beyond summarizing the content and inadvertently disclose sensitive data, such as stored credentials, autofill details, or indicators that the user is signed into accounts like Coinbase.

This type of manipulation, known as a “prompt injection,” spotlights a critical flaw: AI systems that treat all on-page text as trustworthy instructiоns. Once a rarity due to the limited adoption of AI browsers, the threat now carries greater weight.

Related: OpenAI Policy VP Fired After Dispute Over Adult Mode Feature

A cybersecurity researcher using the X handle P1njc70r clarified a previous post regarding the vulnerabilities of OpenAI’s Atlas browser. While initially stating that the browser was susceptible to prompt injections, the researcher later explained that prompt injections are not inherently harmful on their own. Instead, they can act as a gateway for exploiting other security weaknesses, and no definitive solution exists, every LLM or LLM-powered application remains vulnerable to some extent.

The ongoing debate over аI browser security spotlights the urgent need for robust standards and vigilant oversight as these tools become more integrated into daily digital life.

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MICHAELA

MICHAELA

Michaela is a news writer focused on cryptocurrency and blockchain topics. She prioritizes rigorous research and accuracy to uncover interesting angles and ensure engaging reporting. A lifelong book lover, she applies her passion for reading to deeply explore the constantly evolving crypto world.


Michaela has no crypto positions and does not hold any crypto assets. This article is provided for informational purposes only and should not be construed as financial advicе. The Shib Daily is the official publication of the Shiba Inu cryptocurrency project. Readers are encouraged to conduct their own research and consult with a qualified financial adviser before making any investment decisions.

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