Unvalidated Redirect Vulnerability in Blackboard Learn Shibboleth Login Endpoint

CVE-2017-18262 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:P/A:N

Blackboard Learn (Since at least 17th of October 2017) has allowed Unvalidated Redirects on any signed-in user through its endpoints for handling Shibboleth logins, as demonstrated by a webapps/bb-auth-provider-shibboleth-BBLEARN/execute/shibbolethLogin?returnUrl= URI.

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