CVE-2021-21337 is an open redirect vulnerability affecting Products.PluggableAuthService versions prior to 2.6.1, a Zope authentication and authorization framework. This medium-severity vulnerability (CVSS 6.1) allows an unauthenticated attacker to craft a malicious link to the login form, redirecting users to an arbitrary external website, potentially leading to phishing or credential theft. While not on the KEV catalog or Hot List, exploit code is publicly available via ExploitDB (EDB-49930), though there is minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.6.1CPE matchmatch criteria | cpe:2.3:a:zope:products.pluggableauthservice:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/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.