CVE-2018-20496 describes a Cross-Site Scripting (XSS) vulnerability affecting GitLab Community and Enterprise Editions across several 11.2.x through 11.6.x versions. This medium-severity vulnerability (CVSS 5.4) requires user interaction and low privileges, allowing an attacker to inject malicious scripts, potentially leading to limited confidentiality and integrity impacts. There is no evidence of active exploitation, nor are public exploit modules available, though it has received some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 8.10.0, < 11.4.13CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
>= 8.10.0, < 11.4.13CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | ||
>= 11.5.0, < 11.5.6CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
>= 11.5.0, < 11.5.6CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | ||
>= 11.6.0, < 11.6.1CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/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.
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.