[jira] [Created] (SLING-9061) Evaluate ORIGIN header in addition to Referer in CSRFFilter

[Konrad Windszus (Jira)]

Konrad Windszus created SLING-9061:
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             Summary: Evaluate ORIGIN header in addition to Referer in 
CSRFFilter
                 Key: SLING-9061
                 URL: https://issues.apache.org/jira/browse/SLING-9061
             Project: Sling
          Issue Type: Improvement
          Components: Extensions
    Affects Versions: Security 1.1.16
            Reporter: Konrad Windszus
             Fix For: Security 1.1.18


As discussed in 
https://issues.apache.org/jira/browse/SLING-9043?focusedCommentId=17031442&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-17031442
 the origin header should be used to implement some CSRF protection. See also 
https://owasp.org/www-project-cheat-sheets/cheatsheets/Cross-Site_Request_Forgery_Prevention_Cheat_Sheet.html#verifying-origin-with-standard-headers,
 https://seclab.stanford.edu/websec/csrf/csrf.pdf and 
https://www.sjoerdlangkemper.nl/2019/02/27/prevent-csrf-with-the-origin-http-request-header/



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