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CVE-2026-63442 OPNsense: Log Forgery via Login Username CRLF in WebGUI Authentication → Pf Table IP Blocking

🗓️ 15 Oct 2026 15:22:16Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 39 Views

Unauthenticated log forgery in OPNsense WebGUI allows forging lockout events via CRLF.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-63442
15 Oct 202615:48
–circl
cve
CVE
CVE-2026-63442
15 Oct 202615:22
–cve
euvd
EUVD
EUVD-2026-102138
15 Oct 202615:22
–euvd
nvd
NVD
CVE-2026-63442
15 Oct 202616:18
–nvd
ptsecurity
Positive Technologies
PT-2026-115000
15 Oct 202600:00
–ptsecurity
vulnrichment
Vulnrichment
CVE-2026-63442 OPNsense: Log Forgery via Login Username CRLF in WebGUI Authentication → Pf Table IP Blocking
15 Oct 202615:22
–vulnrichment
[
  {
    "vendor": "opnsense",
    "product": "core",
    "versions": [
      {
        "version": "< 26.1.11",
        "status": "affected"
      }
    ]
  }
]

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15 Oct 2026 15:22Current
CVSS 3.18.1
EPSS0.00285
SSVC
39