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Malicious Ad Blockers Steal AI Chats from 90,000 Users

A data-collection operation named PromptSnatcher has been discovered, utilizing malicious ad blocker browser extensions to steal private AI conversations. These extensions, which also offer legitimate ad-blocking features, have compromised approximately 90,000 users across various AI platforms including ChatGPT, Claude, and Gemini. The operation uses standard filter lists to mask its data-stealing activities. AI

IMPACT Malicious browser extensions are intercepting AI conversations, posing a significant privacy risk to users of major AI platforms.

RANK_REASON The cluster describes malicious browser extensions that steal AI conversations, which is a security tool-related issue.

Read on Mastodon — fosstodon.org →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

Malicious Ad Blockers Steal AI Chats from 90,000 Users

COVERAGE [2]

  1. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    Malicious Ad Blocker Extensions Intercept AI Conversations From 90,000 Browser Users A newly discovered data-collection operation, PromptSnatcher, is secretly i

    Malicious Ad Blocker Extensions Intercept AI Conversations From 90,000 Browser Users A newly discovered data-collection operation, PromptSnatcher, is secretly intercepting the private AI conversati... #AI #Browser #Cyber #security #news Origin | Interest | Match

  2. Mastodon — mastodon.social TIER_1 English(EN) · [email protected] ·

    RE: https:// infosec.exchange/@_r_netsec/11 6745095418100880 PromptSnatcher: AdBlocker stealing Ai Chats — MalExt Sentry https:// malext.io/reports/PromptSnatch

    RE: https:// infosec.exchange/@_r_netsec/11 6745095418100880 PromptSnatcher: AdBlocker stealing Ai Chats — MalExt Sentry https:// malext.io/reports/PromptSnatch er/ PromptSnatcher (internal identifier: Panel 231) is a data collection operation comprising two browser extensions th…