Open Redirect: LearningApps

calendar May 23, 2025  ยท
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Message contains use of the LearningApps open redirect. This has been exploited in the wild.

Sublime rule (View on GitHub)

 1name: "Open Redirect: LearningApps"
 2description: |
 3    Message contains use of the LearningApps open redirect. This has been exploited in the wild.
 4type: "rule"
 5severity: "medium"
 6source: |
 7  type.inbound
 8  and any(body.links,
 9      .href_url.domain.root_domain == 'learningapps.org'
10      and strings.icontains(.href_url.path, 'setLanguage.php')
11    and strings.icontains(.href_url.query_params, 'return=')
12  )
13
14  // negate highly trusted sender domains unless they fail DMARC authentication
15  and (
16    (
17      sender.email.domain.root_domain in $high_trust_sender_root_domains
18      and not headers.auth_summary.dmarc.pass
19    )
20    or sender.email.domain.root_domain not in $high_trust_sender_root_domains
21  )  
22attack_types:
23  - "Credential Phishing"
24  - "Malware/Ransomware"
25tactics_and_techniques:
26  - "Open redirect"
27detection_methods:
28  - "Sender analysis"
29  - "URL analysis"
30id: "071b5b55-8d4f-5c94-98e4-3e68b57395ae"
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