CVE-2018-17256 is a persistent cross-site scripting (XSS) vulnerability affecting Umbraco CMS version 7.12.3, allowing authenticated users to inject malicious web scripts through the Header Name of content items. This medium-severity vulnerability (CVSS 4.8) requires high privileges and user interaction, with potential impacts on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
7.12.3CPE matchmatch criteria | cpe:2.3:a:umbraco:umbraco_cms:7.12.3:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:H/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.