CVE-2019-16676: Improper Input Validation

September 30, 2019 (updated October 4, 2019)

Plataformatec Simple Form has Incorrect Access Control in file_method? in lib/simple_form/form_builder.rb, because a user-supplied string is invoked as a method call.

References

blog.plataformatec.com.br/2019/09/incorrect-access-control-in-simple-form-cve-2019-16676/
github.com/plataformatec/simple_form/commits/master
github.com/plataformatec/simple_form/security/advisories/GHSA-r74q-gxcg-73hx
nvd.nist.gov/vuln/detail/CVE-2019-16676

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