CVE-2021-4387 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the Opal Estate plugin for WordPress, versions up to and including 1.6.11. This flaw allows unauthenticated attackers to manipulate featured properties by tricking a site administrator into clicking a malicious link, due to missing nonce validation. The vulnerability carries a CVSS score of 8.8 (HIGH), indicating a network-based attack with low complexity that can lead to high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.6.11CPE matchmatch criteria | cpe:2.3:a:wpopal:opal_estate:*:*:*:*:*:wordpress:*:* | ||
>= 0, <= 1.6.11CPE match | cpe:2.3:a:wpopal:opal_estate:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.
Remediation records are not available for this CVE.