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CVE-2026-50191

🗓️ 18 Aug 2026 21:33:16Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 28 Views🌐 WEB

4gaBoards before 3.3.8 allows account takeover via unverified local account linked to victim's SSO identity.

Related
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-50191
19 Aug 202600:00
–circl
cvelist
Cvelist
CVE-2026-50191 4gaBoards: Pre-Account Takeover via SSO Email Linkage
18 Aug 202621:33
–cvelist
euvd
EUVD
EUVD-2026-62201
18 Aug 202621:33
–euvd
nvd
NVD
CVE-2026-50191
18 Aug 202622:16
–nvd
ptsecurity
Positive Technologies
PT-2026-78234
18 Aug 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-50191: Improper Authentication
18 Aug 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-50191 4gaBoards: Pre-Account Takeover via SSO Email Linkage
18 Aug 202621:33
–vulnrichment
[
  {
    "vendor": "RARgames",
    "product": "4gaBoards",
    "versions": [
      {
        "version": "< 3.3.8",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
emailrequest body/api/registerUnverified local account can be created during registration, enabling pre-account takeover when registration and SSO are enabled.CWE-287, CWE-288
emailrequest body/api/access-tokensTokens can be issued for an unverified local account, permitting authentication despite isVerified being false.CWE-287, CWE-288
passwordrequest body/api/access-tokensTokens can be issued for an unverified local account, permitting authentication despite isVerified being false.CWE-287, CWE-288

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09 Sep 2026 21:13Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.18.8
EPSS0.00473
SSVC
28