CVE-2024-4439 is a Stored Cross-Site Scripting (XSS) vulnerability affecting WordPress Core versions up to 6.5.2, stemming from insufficient output escaping of user display names in the Avatar block. This allows authenticated attackers with contributor-level access or higher to inject malicious web scripts that execute when a user views an affected page. Unauthenticated attackers can also exploit this if a comment block displaying author avatars is present. Rated as Medium severity (CVSS 6.1), the vulnerability has a high EPSS score (0.92065) and a FAUCET Risk Score of 99/100, indicating a significant likelihood of exploitation. While not currently in CISA's KEV catalog and lacking Metasploit or ExploitDB entries, Nuclei templates exist for detection, and there is minimal public discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.0, <= 6.0.7CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
>= 6.1, <= 6.1.5CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
>= 6.2, <= 6.2.4CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
>= 6.3, <= 6.3.3CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* | ||
>= 6.4.0, <= 6.4.3CPE matchmatch criteria | cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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.
Remediation records are not available for this CVE.