Google reports on a company selling spyware for Chrome, Firefox, and Windows Defender [TechSpot]

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Google’s Threat Analysis Group (TAG) reports that a Barcelona company sold spyware exploiting Chrome, Firefox, and Windows Defender vulnerabilities to conduct contract surveillance on target PCs. The vulnerabilities were zero-days in the wild when the company exploited them, but Google, Mozilla, and Microsoft patched them in 2021 and early 2022.