CVE-2023-2798: Htmlunit

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

Those using HtmlUnit to browse untrusted webpages may be vulnerable to Denial of service attacks (DoS). If HtmlUnit is running on user supplied web pages, an attacker may supply content that causes HtmlUnit to crash by a stack overflow. This effect may support a denial of service attack.This issue affects htmlunit before 2.70.0.

Affected products

• Htmlunit Htmlunit: before 2.70.0 (fixed in 2.70.0)

Published 2023-05-25. Last modified 2026-06-17.