Cross-site scripting in NEC Corporation products - CVE-2026-6059

Vulnerability details

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. A remote attacker can trick the victim to follow a specially crafted link 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.

Affected software

How to mitigate CVE-2026-6059

External References

• https://jvn.jp/en/jp/JVN69049186/index.html
• https://jpn.nec.com/security-info/secinfo/nv26-002.html

Related Security Bulletins

• Cross-site scripting in NEC Aterm series products