SB2025102374 - Multiple vulnerabilities in Vert.x-Web

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Files or Directories Accessible to External Parties (CVE-ID: CVE-2025-11965)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the files or directories accessible to external parties in the hidden file protection feature of "StaticHandler" when "setIncludeHidden(false)" is configured. A remote attacker can gain access to sensitive information on the system.

2) Stored cross-site scripting (CVE-ID: CVE-2025-11966)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in directory listings within file names. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Remediation

Install update from vendor's website.

References

• https://github.com/vert-x3/vertx-web/security/advisories/GHSA-h5fg-jpgr-rv9c
• https://github.com/vert-x3/vertx-web/security/advisories/GHSA-45p5-v273-3qqr