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CVE-2026-53958

🗓️ 18 Aug 2026 21:34:59Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 42 Views🌐 WEB

4gaBoards <3.3.9 allows SSO account takeover via mass-assigned identity fields in PATCH /api/users/:id.

Related
Affected
Refs
Paths
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-53958
18 Aug 202623:01
–circl
cvelist
Cvelist
CVE-2026-53958 4gaBoards: SSO Pre-Account Takeover / Hijacking via Mass Assignment
18 Aug 202621:34
–cvelist
euvd
EUVD
EUVD-2026-62203
18 Aug 202621:34
–euvd
mend
Mend
CVE-2026-53958
18 Aug 202621:34
–mend
nvd
NVD
CVE-2026-53958
18 Aug 202622:16
–nvd
ptsecurity
Positive Technologies
PT-2026-78240
18 Aug 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-53958: Improper Authentication
18 Aug 202600:00
–rapid7
vulnrichment
Vulnrichment
CVE-2026-53958 4gaBoards: SSO Pre-Account Takeover / Hijacking via Mass Assignment
18 Aug 202621:34
–vulnrichment
[
  {
    "vendor": "RARgames",
    "product": "4gaBoards",
    "versions": [
      {
        "version": "< 3.3.9",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
ssoGoogleIdrequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915
ssoGoogleEmailrequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915
ssoGithubIdrequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915
ssoGithubUsernamerequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915
ssoGithubEmailrequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915
ssoMicrosoftIdrequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915
ssoMicrosoftEmailrequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915
ssoOidcIdrequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915
ssoOidcEmailrequest bodyPATCH /api/users/:idMass assignment of backend-managed SSO identity attributes via PATCH /api/users/:id enabling potential account linkage abuse.CWE-287, CWE-915

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09 Sep 2026 21:13Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.6
EPSS0.00396
SSVC
42