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CVE-2026-55241

🗓️ 21 Aug 2026 17:57:10Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 31 Views🌐 WEB

Unauthenticated memory exhaustion DoS in Checkmate before 3.9.1 via oversized multipart uploads.

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Detection
Affected
Refs
Paths
Vulners
Node
[
  {
    "vendor": "bluewave-labs",
    "product": "Checkmate",
    "versions": [
      {
        "version": "< 3.9.1",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
profileImagerequest body/api/v1/auth/registerUnauthenticated attacker can submit oversized profileImage files via the multipart upload in /api/v1/auth/register using in-memory Multer parsing, bypassing file-size/file-count/MIME-type checks, leading to memory exhaustion and potential denial of service.CWE-400, CWE-770

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18 Sep 2026 20:09Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
EPSS0.00618
SSVC
31