HtmlUnit NekoHtml Parser before 2.61.0 suffers from a denial of service vulnerability. Crafted input associated with the parsing of Processing Instruction (PI) data leads to heap memory consumption. This is similar to CVE-2022-28366 but affects a much later version of the product.
CVE-2022-29546
CVSS base score
7.5 (v3.1)
Severity
HIGH
Attack vector
Network
Last modified
November 2, 2026
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
htmlunit htmlunit
References
- github.com Third Party Advisory
- github.com Third Party Advisory