Medium severity6.1OSV Advisory· Published Mar 21, 2019· Updated Jun 17, 2026
CVE-2019-9837
CVE-2019-9837
Description
Doorkeeper::OpenidConnect (aka the OpenID Connect extension for Doorkeeper) 1.4.x and 1.5.x before 1.5.4 has an open redirect via the redirect_uri field in an OAuth authorization request (that results in an error response) with the 'openid' scope and a prompt=none value. This allows phishing attacks against the authorization flow.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
doorkeeper-openid_connectRubyGems | >= 1.4.0, < 1.5.4 | 1.5.4 |
Affected products
3- Range: v1.4.0, v1.5.0, v1.5.1, …
- cpe:2.3:a:openid:openid_connect:*:*:*:*:*:doorkeeper:*:*Range: >=1.4.0,<1.5.4
Patches
Vulnerability mechanics
References
5- github.com/doorkeeper-gem/doorkeeper-openid_connect/pull/66nvdPatchThird Party AdvisoryWEB
- github.com/advisories/GHSA-vv4c-g6q7-p3q7ghsaADVISORY
- github.com/doorkeeper-gem/doorkeeper-openid_connect/blob/master/CHANGELOG.mdnvdThird Party AdvisoryWEB
- github.com/doorkeeper-gem/doorkeeper-openid_connect/issues/61nvdThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2019-9837ghsaADVISORY
News mentions
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