CVE-2018-20490 is a Cross-Site Scripting (XSS) vulnerability affecting GitLab Community and Enterprise Editions across several versions (11.2.x-11.4.x, 11.5.x, and 11.6.x) prior to their respective patch releases. This medium-severity vulnerability (CVSS 5.4) requires user interaction and local privileges, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or inclusion in the KEV catalog, though it has received some community and media attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 11.2.0, < 11.4.13CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
>= 11.2.0, < 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.