GHSA-5g66-628f-7cvj

Omniauth::MicrosoftGraph Account takeover (nOAuth)

Source: GitHub Advisory Database (reviewed) High CVE-2024-21632

Packages

Ecosystem	Package	Affected	Fixed in
RubyGems	omniauth-microsoft_graph	< 2.0.0	2.0.0

Details

As written in the advisory (Markdown source, shown as plain text).

### Summary The implementation did not validate the legitimacy of the `email` attribute of the user nor did it give/document an option to do so, making it susceptible to [nOAuth](https://www.descope.com/blog/post/noauth) misconfiguration in cases when the `email` is used as a trusted user identifier

References

External links from the advisory. They lead to third-party sites.

https://github.com/synth/omniauth-microsoft_graph/security/advisories/GHSA-5g66-628f-7cvj web
https://nvd.nist.gov/vuln/detail/CVE-2024-21632 advisory
https://github.com/synth/omniauth-microsoft_graph/commit/5ffd62690ca0e46978f2fc7d83b18d28edde7795 web
https://github.com/synth/omniauth-microsoft_graph/commit/f132078389612b797c872b45bd0e0b47382414c1 web
https://github.com/synth/omniauth-microsoft_graph package
https://www.descope.com/blog/post/noauth web