CVE-2018-20877 describes a self-Cross-Site Scripting (XSS) vulnerability in cPanel versions prior to 74.0.8, specifically within the WHM Style Upload interface. This medium-severity vulnerability (CVSS 5.4) requires user interaction and authenticated access, allowing an attacker to inject malicious scripts that execute in their own browser session, potentially leading to information disclosure or limited integrity impact. 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 |
|---|---|---|---|
< 74.0.8CPE matchmatch criteria | cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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.