CVE-2022-29546

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Summary

CVECVE-2022-29546
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-04-25 03:15:07 UTC
Updated2026-11-02 22:17:13 UTC
DescriptionHtmlUnit 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.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.012310000 probability, percentile 0.689990000 (date 2026-11-03)

Problem Types: NVD-CWE-noinfo | n/a

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
2.0[email protected]Primary5AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Htmlunit Htmlunit All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
OutOfMemory Exception by specifically crafted processing instruction · Advisory · HtmlUnit/htmlunit-neko · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 150735 Oracle WebLogic Server Multiple Vulnerabilities (CPU - OCT2023)
  • 379158 Atlassian Jira Service Management Data Center and Server Third-Party Dependency Vulnerability (JSDSERVER-14921)
  • 731303 Atlassian Jira Software Data Center and Server Denial of Service (DoS) Vulnerability (JSWSERVER-25844)
  • 87548 Oracle WebLogic Server Multiple Vulnerabilities (CPUOCT2023)

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