Severity:
HIGH RISK
(7.5)
Improper Input Validation (CWE-20) in Keystone GraphQL
CVE-2026-63421
Deferred
Vulnerability Type
Category:
Improper Input Validation
CWE:
CWE-20;CWE-480
Impact:
Resource Exhaustion and Excessive Data Retrieval
Severity:
HIGH RISK
(7.5)
CVSS Version:
3.1
Catch This CVE While Code Is Being Written
Detect vulnerable code directly in pull requests, so CVEs are fixed before merge.
Summary
Affected Context
Exploit Preconditions
Why This Happens
Potential Impact
General Mitigation Guidance
How Teams Detect Issues Like This
Frequently Asked Questions
Source
NDV
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