CVE-2021-21291 is a medium-severity vulnerability affecting OAuth2 Proxy versions prior to 7.0.0. It allows for an open redirect due to improper validation of whitelisted domains, where a malicious domain ending similarly to an intended domain could be permitted. This vulnerability has a CVSS score of 6.1, indicating a network-based attack requiring user interaction, with potential for low confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 7.0.0CPE 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:H/PR:N/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.