CVE-2022-29546
highHtmlUnit NekoHtml Parser before 2.61.0 suffers from a denial of service vulnerability.
Vendor / product: Htmlunit — htmlunit
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.
CVSS
7.5
7.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2022-04-25 03:15
Modified: 2026-11-02 22:17
NVD status: Modified
Last synced 1 day ago
Verified against the source API 2026-11-03 07:33 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
htmlunit / htmlunit <2.61.0
Weakness classification (CWE)
NVD-CWE-noinfo
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/HtmlUnit/htmlunit-neko/security/advisories/GHSA-6jmm-mp6w-4rrg cve@mitre.org
- https://github.com/HtmlUnit/htmlunit-neko/security/advisories/GHSA-6jmm-mp6w-4rrg af854a3a-2127-422b-91ae-364da2661108
Data sources
NVD CVE API 2.0 — fetched 2026-11-03 07:33 UTC · record ↗