Open redirect: LearningApps

calendar Sep 23, 2026  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 not (
16    sender.email.domain.root_domain in $high_trust_sender_root_domains
17    and coalesce(headers.auth_summary.dmarc.pass, false)
18  )  
19attack_types:
20  - "Credential Phishing"
21  - "Malware/Ransomware"
22tactics_and_techniques:
23  - "Open redirect"
24detection_methods:
25  - "Sender analysis"
26  - "URL analysis"
27id: "071b5b55-8d4f-5c94-98e4-3e68b57395ae"
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