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Description

Message contains use of the emlakarsa open redirect. This has been exploited in the wild.

References

No references.

Sublime Security
Created Sep 9th, 2024 • Last updated Jan 12th, 2026
Source
type.inbound
and any(body.links,
        .href_url.domain.root_domain == "emlakarsa.net"
        and strings.icontains(.href_url.query_params, "_setLang")
        and strings.icontains(.href_url.query_params, "redirect=")
)
and sender.email.domain.root_domain != 'emlakarsa.net'
and (
  not profile.by_sender().solicited
  or (
    profile.by_sender().any_messages_malicious_or_spam
    and not profile.by_sender().any_messages_benign
  )
)

// negate highly trusted sender domains unless they fail DMARC authentication
and (
  (
    sender.email.domain.root_domain in $high_trust_sender_root_domains
    and not headers.auth_summary.dmarc.pass
  )
  or sender.email.domain.root_domain not in $high_trust_sender_root_domains
)
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