MEDIUMCVSS v4 6.9Vulnerability

CVE-2026-63399

Coop is an open source review and moderation tool from ROOST. Prior to 1.0.0, the `GraphQL` `Mutation.createOrg` operation allows an unauthenticated actor to create arbitrary organizations on a publicly accessible instance. In addition to creating noise in the logs, the lack of rate limiting could potentially lead to database exhaustion. Running the service on an authenticated private network prevents outside actors from directly querying the `GraphQL` API. This issue is fixed in version 1.0.0.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-31T00:12:10.805837+00:00
Cvss severity
MEDIUM
Cvss score
6.9
Retrieved at
2026-10-31T00:13:33+00:00
Score
6.9
Cvss version
4.0
Last source
NVD
Cve id
CVE-2026-63399
Cvss vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
First seen by Signal
2026-10-31T00:13:33+00:00
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published at
2026-10-30T23:17:14.987
Last modified
2026-10-30T23:17:14.987

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CVE-2026-63399 (CVSS v4 6.9) — Ninja Signal Threat Intelligence | Ninja Signal