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.

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.012 (67.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-29546: held from 0.012 to 0.012.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: -0.000

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.