Frequency
1
occurrences
First Seen
August 25, 2026
Last Seen
August 25, 2026
Related Threat Clusters
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AI Email Summarizers Vulnerable to Hidden Prompt Injection Attacks
Researchers from Forcepoint X-Labs demonstrated that attackers can manipulate AI-powered email summarizers using hidden HTML prompts. This technique allows malicious instructions to be embedded in emails, which the AI…
2 articles · Updated August 27, 2026
Recent Intelligence Reports
- Hidden Prompts Trick AI Into False Email Summaries — Darkreading · August 25, 2026