• Sublime Core Feed
Medium Severity

Service abuse: Nylas tracking subdomain with suspicious content

Description

Detects messages containing links to Nylas tracking subdomains with display text and suspicious language patterns, indicating potential abuse of the email tracking service.

References

No references.

Sublime Security
Created Mar 6th, 2026 • Last updated Mar 6th, 2026
Source
type.inbound
and any(filter(body.current_thread.links, .href_url.domain.sld == "nylas"),
        .display_text is not null
        and strings.icontains(.href_url.domain.subdomain, 'tracking')
)
and any(ml.nlu_classifier(body.current_thread.text).intents,
        .name == "cred_theft" and .confidence != "low"
)
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