Zenity Labs Reveals PleaseFix Vulnerabilities in Perplexity Comet and Other Browsers

Zenity Labs Reveals PleaseFix Vulnerabilities in Perplexity Comet and Other Browsers

First seen 3 Mar 2026, 15:09 UTC •TheregisterTechradarThe-DecoderMorningstarSecurityboulevard+11 •39.6

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ThreatCluster

Zenity Labs disclosed a family of critical vulnerabilities known as PleaseFix, affecting agentic browsers including Perplexity Comet. These vulnerabilities enable zero-click agent hijacking, local file exfiltration, and credential theft within workflows authorized by agents such as 1Password.

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Timeline

2026-03-03
Zenity Labs discloses PleaseFix vulnerabilities affecting browsers

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