Are You Letting AI Browsers Put Your Data at Risk? What the Comet AI Vulnerabilities Mean for You

August 23, 2025
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4 min
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In a world where AI promises to simplify our digital lives, recent revelations about the Perplexity’s Comet AI browser have sparked concern. Guardio Labs' tests showed that Comet could be misled into making unauthorized purchases, falling for phishing scams, and even downloading harmful files. This poses a significant risk to user data, especially when attackers only need to breach the AI once to exploit it on a larger scale. With AI browsers rapidly entering mainstream use, understanding these vulnerabilities is crucial for anyone using or considering AI-powered browsing tools.

What Data Points Were Leaked?

Guardio Labs’ investigation into the Comet AI browser revealed several worrying gaps in how user data is protected. During controlled tests, researchers found that Comet AI could be manipulated into exposing sensitive data, often with little effort from an attacker.

Data Exposed in the Wild

Here’s a closer look at what was at risk:

  • Personal Account Credentials: Comet AI was tricked into sharing login information with malicious sites. Once an attacker has your username and password, your email, banking, or social media accounts are wide open.
  • Financial Data: The AI could be guided to fill out payment forms, making unauthorized purchases on behalf of the user. This isn’t just about losing money—it’s about losing control over your digital identity.
  • Private Conversations: By engaging with phishing links, the browser leaked snippets of private chats, emails, and documents. Even a small leak can be the thread that unravels a larger breach.
  • Downloaded Malware: The AI was persuaded to download and open harmful files. This isn’t just a theoretical risk; malware can silently log your keystrokes or siphon off more data in the background.

How These Leaks Happen

Attackers only need to fool the AI once. Instead of targeting thousands of individuals, they exploit the browser’s logic at scale. This means a single loophole can put many users at risk all at once.

Impact on Users

The fallout isn’t limited to embarrassment or inconvenience. Data leaks of this kind can lead to:

  • Financial loss: Unauthorized purchases or account takeovers can drain your resources.
  • Loss of privacy: Once your messages or files are out, there’s no way to reel them back in.

These incidents highlight why every data point matters. One slip can be all it takes for someone’s private world to go public.

Should You Be Worried?

AI browsers, like Comet, promise smarter, more personalized browsing experiences. But with innovation comes risk. Recent research from Guardio Labs has spotlighted serious concerns that shouldn’t be ignored. Here’s why users need to pay attention.

Why AI Browser Vulnerabilities Are a Big Deal

The vulnerabilities found in AI browsers aren’t just technical hiccups—they open doors to real-world threats. When you use an AI browser, you’re trusting it with your search queries, personal data, and sometimes sensitive information. If these browsers are breached, the consequences are far-reaching:

  • Personal Data Exposure: Your browsing history, login credentials, and even private conversations could be exposed if attackers exploit these vulnerabilities.
  • Automated Large-Scale Attacks: Hackers aren’t just after individuals. Once a security flaw is found, it can be used to attack thousands of users at once. These aren’t isolated incidents—they can ripple through entire user bases in a flash.
  • AI Manipulation: Attackers can exploit AI-driven features to spread misinformation, redirect searches, or even inject malicious content, all without you realizing.

How Vulnerabilities Impact User Trust

Trust is fragile. Once users hear about a breach or security gap in an AI browser, it shakes their confidence—not just in that product, but in AI technology overall.

  • Erosion of Confidence: If people feel their privacy isn’t protected, they’ll hesitate to use AI-powered tools, even the ones that could genuinely help them.
  • Skepticism Toward Innovation: High-profile vulnerabilities can slow down the adoption of new tech. Users start to wonder if smarter always means safer.

The Domino Effect of Security Flaws

These vulnerabilities don’t just affect you—they have the potential to impact everyone in your network. A compromised AI browser can:

  • Steal personal and professional data.
  • Spread malware through trusted contacts.
  • Undermine secure communications.

What You Can Do

Staying informed is your first line of defense. Use browsers and AI tools that are transparent about their security practices. For those seeking extra protection, privacy-focused platforms like Cloaked offer solutions that keep your data secure by design—without sacrificing usability. Cloaked, for example, builds privacy into its core features, giving users more control over what’s shared and what’s kept private.

The bottom line: Be cautious, stay informed, and prioritize security when exploring AI-powered browsing.

What Should Be Your Next Steps?

Staying safe while using AI browsers isn’t complicated, but it does require a few conscious choices. With sensitive data hanging in the balance, taking the right steps can make all the difference. Here’s what you need to know—and do—right now.

1. Avoid Sensitive Tasks on AI Browsers

AI browsers might look sleek, but their handling of personal data is often a black box. If you’re banking, accessing health records, or entering private information, use a browser you trust and that’s proven secure. Treat AI browsers like an open window—don’t shout your secrets through it.

Examples of sensitive tasks to avoid:

  • Online banking or financial transactions
  • Accessing medical portals
  • Filling out forms with social security numbers or government IDs

2. Minimize Manual Data Entry

Every piece of information you manually type is at risk of being captured or mishandled. If you absolutely have to use an AI browser, double-check what data you’re entering. Better yet, keep personal details out of the conversation altogether.

Actionable tips:

  • Don’t type passwords or PINs
  • Avoid saving payment information
  • Use anonymous or minimal data when possible

3. Regularly Clear Browser Data

AI browsers can store cookies, cache, and autofill information. Get into the habit of wiping your digital trail after each session. It’s a quick step that can block unwanted data leaks.

  • Clear cookies and cache after every use
  • Disable autofill for sensitive information
  • Log out of all accounts before closing the browser

4. Review Permissions and Settings

AI browsers often request broad permissions. Take two minutes to review what you’re granting. If you spot anything fishy—location access, microphone, or camera permissions—revoke them unless absolutely necessary.

  • Check browser permission settings
  • Limit access to only what’s required for your activity
  • Disable unnecessary extensions or plugins

5. Consider Tools for Enhanced Privacy

If you’re serious about privacy, consider using privacy-first tools that act as a shield. Cloaked is one such solution. It lets you generate masked emails, phone numbers, and other personal details, so you can interact online without revealing the real you. When paired with cautious habits, this offers a stronger layer of protection from data exposure in AI browsers.

Keeping your guard up online doesn’t mean being paranoid. It means being smart, careful, and using the right tools for the job. Following these steps, you’ll be less likely to leave a digital footprint that’s easy to trace or exploit.

Cloaked FAQs Accordion

Frequently Asked Questions

Cloaked is a privacy-first tool that lets you create secure aliases for emails, phone numbers, and more—shielding your real identity online. With Cloaked, your personal info stays protected from breaches, scams, and tracking.
Look for urgent messages, unfamiliar links, or strange sender addresses. With Cloaked aliases, it’s easier to identify which site may have leaked your contact details and ignore suspicious communications.
Yes. If a Cloaked alias starts receiving spam, you can pause, delete, or rotate it. This eliminates the need to change your real email or phone number.
They do different jobs. VPNs protect browsing. Password managers secure logins. Cloaked protects your real identity at the contact level—emails, phones, and personal identifiers.
Definitely. Use Cloaked aliases to avoid spam and limit exposure to companies that may mishandle or leak your data.
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