Browser-in-browser attacks use fake Meta Muse Ad lure to steal credentials
“The striking part is how quickly they turned a timely announcement into a credible reason for someone to act. “Its code, from the sign-in forms to the fake browser window, came from a wider operation that had already run fake ad products for Gemini, Claude, ChatGPT, Perplexity, and Manus,” Zaytsev and fellow Island researcher Ofek Ronen wrote in a blog post published Tuesday. It involves building a fake login window directly inside a legitimate one.
- ▪“The striking part is how quickly they turned a timely announcement into a credible reason for someone to act.
- ▪“Its code, from the sign-in forms to the fake browser window, came from a wider operation that had already run fake ad products for Gemini, Claude, ChatGPT, Perplexity, and Manus,” Zaytsev and fellow Island researcher Ofek Ronen wrote in a
- ▪It involves building a fake login window directly inside a legitimate one.
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| Original publisher | The Register |
| Canonical URL | https://www.theregister.com/research/2026/10/07/browser-in-browser-attacks-use-fake-meta-muse-ad-lure-to-steal-credentials/5301505 |
| Publication time | Wed, 07 Oct 2026 21:33:00 +0200 |
| Retrieval time | 2026-10-07T20:57:28.885Z |
| Last seen | 2026-10-07T20:57:28.885Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | KFot02o9uLXS · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
(function() { let windowUrl = window.location.href; windowUrl = windowUrl.substring(windowUrl.indexOf('?') + 1); let messageElement = document.querySelector('.shareableMessage'); if (windowUrl && windowUrl.includes('code') && windowUrl.includes('expires')) { messageElement.style.display = 'block'; } })(); research Browser-in-browser attacks use fake Meta Muse Ad lure to steal credentials Wiley fisherfolk spin up a new page just days after Meta's AI agent launch Jessica Lyons Jessica Lyons Cybersecurity Editor Published wed 7 Oct 2026 // 20:33 UTC Make us preferred on Google READ MORE Legacy sign-on service comes back to bite school software provider Bromcom 1 day ago FBI confirms 'multiple' arrests related to ShinyHunters hack 2 days ago OpenAI to flood your eyeballs with visual ads 2…
Excerpt limited to ~120 words for fair-use compliance. The full article is at The Register.
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