CVE-2020-4037 is a URL redirection vulnerability affecting OAuth2 Proxy versions 5.1.1 and earlier. An attacker could craft a malicious redirect URL, bypassing the proxy's validation, to send authenticated users to potentially harmful sites. This medium-severity vulnerability (CVSS 5.4) requires user interaction (UI:R) and could lead to information disclosure (C:L) and integrity impact (I:L). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.1.1, < 6.0.0CPE matchmatch criteria | cpe:2.3:a:oauth2_proxy_project:oauth2_proxy:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.