CVE-2021-4074 describes a Stored Cross-Site Scripting (XSS) vulnerability in the WHMCS Bridge WordPress plugin, affecting versions up to and including 6.1. This flaw allows low-level authenticated users, such as subscribers, to inject arbitrary web scripts due to missing authorization checks on the cc_whmcs_bridge_add_admin function. Rated 5.4 MEDIUM, the vulnerability has a network attack vector and low attack complexity, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 6.1CPE matchmatch criteria | cpe:2.3:a:i-plugins:whmcs_bridge:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.