CVE-2019-25311
CWE-79Published: February 11, 2026· Updated: Feb 11, 2026
Official Description
thesystem version 1.0 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts through multiple server data input fields. Attackers can submit crafted script payloads in operating_system, system_owner, system_username, system_password, system_description, and server_name parameters to execute arbitrary JavaScript in victim browsers.
Technical Analysis
CVE-2019-25311 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
A weaponized exploit for CVE-2019-25311 is publicly known. This significantly lowers the barrier for threat actors and increases the urgency for remediation.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (3)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-25311 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts