CVE-2019-15726 is a medium-severity vulnerability affecting GitLab Community and Enterprise Editions up to version 12.2.1. This flaw allows embedded images and media files within markdown to be directed to an arbitrary external server. The primary impact is the potential exposure of client IP addresses when those clients request the specially crafted files from the external server. The vulnerability has a CVSS score of 5.3 (Medium), indicating a network-based attack with low complexity and no user interaction required, leading to a low impact on confidentiality. While there is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB) is unavailable. However, the vulnerability has garnered some community discussion and media coverage, including an official GitLab security release.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 12.0.8CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
< 12.0.8CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | ||
>= 12.1.0, < 12.1.8CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | ||
>= 12.1.0, < 12.1.8CPE matchmatch criteria | cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | ||
>= 12.2.0, < 12.2.3CPE 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:N/UI:N/S:U/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.