Vulnerability in Htmlunit

CVE-2022-29546

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.

EPSS: 0.012 (66.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-29546?
CVE-2022-29546 is a high-severity vulnerability in Htmlunit. CVSS score: 7.5/10. Published 2022-04-25.
How severe is CVE-2022-29546?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-29546 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.