Stored Cross-Site Scripting in Eclipse Vert.x Due to Improper Escaping
CVE-2025-11966
2.3LOW
What is CVE-2025-11966?
A stored cross-site scripting vulnerability exists in Eclipse Vert.x versions 4.0.0 to 4.5.21 and 5.0.0 to 5.0.4, triggered when directory listing is enabled. The vulnerability arises from improper escaping of file and directory names inserted into generated HTML, allowing an attacker who can manipulate files within the served path to inject malicious scripts. These scripts execute in the context of users accessing the directory, potentially compromising sensitive information and user sessions.
Affected Version(s)
Vert.x 4.0.0 < 4.5.22
Vert.x 5.0.0 < 5.0.5
References
CVSS V4
Score:
2.3
Severity:
LOW
Confidentiality:
Low
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None
Timeline
Vulnerability published
Vulnerability Reserved
Credit
Sho Odagiri