01 Record

CVE-2026-55241

Checkmate: Pre-auth Denial of Service via File Upload on Registration

HighPUBLISHEDCNA: GitHub_M

Base score7.5 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

02 Description

Checkmate: Pre-auth Denial of Service via File Upload on Registration

Published

2026-08-21 17:57Z7 HR AGO

Last updated

2026-08-21 17:57Z7 HR AGO

Reserved

2026-06-16

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

SSVC decision

No CISA-ADP assessment

Data version

5.2

Document digest

743e69c545a2153e1d311cea8d1a85c5b59bdcdacdf06b3fdae6a4fa4c4e5bf7

VendorProductVersionsPlatforms

bluewave-labsCheckmate< 3.9.1—