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CVE-2026-104828 HtmlUnit Neko: Mutation XSS (mXSS) in HTMLWriterFilter - TEXTAREA/TITLE entity decode without re-encode

🗓️ 15 Oct 2026 18:36:49Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

Mutation XSS in HtmlUnit Neko HTMLWriterFilter via TEXTAREA/TITLE entity decoding.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-104828
15 Oct 202618:40
–circl
cve
CVE
CVE-2026-104828
15 Oct 202618:36
–cve
euvd
EUVD
EUVD-2026-102316
15 Oct 202618:36
–euvd
nvd
NVD
CVE-2026-104828
15 Oct 202619:17
–nvd
ptsecurity
Positive Technologies
PT-2026-115114
15 Oct 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-104828: Improper Neutralization of Input During Web Page Generation
15 Oct 202600:00
–rapid7
[
  {
    "vendor": "HtmlUnit",
    "product": "htmlunit-neko",
    "versions": [
      {
        "version": "< 5.4.0",
        "status": "affected"
      }
    ]
  }
]

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15 Oct 2026 18:39Current
CVSS 3.17.2
EPSS0.00264
33