CVE-2019-18213 describes an XML External Entity (XXE) vulnerability in the XML Language Server (lsp4xml) before version 0.9.1, as used in Red Hat XML Language Support and other products. This flaw allows attackers to achieve Server-Side Request Forgery (SSRF) and initiate SMB connections for NetNTLM challenge/response capture by submitting a crafted XML document. With a CVSS score of 8.8 (HIGH), the vulnerability is easily exploitable over the network with low privileges and no user interaction, potentially leading to high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 0.9.1CPE matchmatch criteria | cpe:2.3:a:xml_language_server_project:xml_server_project:*:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:eclipse:wild_web_developer:-:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:theia_xml_extension_project:theia_xml_extension:-:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.