CVE-2026-63637

Dgraph: DQL Injection via unvalidated regexp filter argument in GraphQL query rewriter

HIGH
8.6
CVSS Score
Published: August 6, 2026 at 08:20 PM UTC
Updated: October 24, 2026 at 04:10 PM UTC
1 product affected across 1 vendorDgraph

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Severity
HIGH8.6
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

Dgraph is an open source distributed GraphQL database. Prior to 25.3.8, maybeQuoteArg in graphql/resolve/query_rewriter.go passes regexp filter strings into generated DQL without quoting or validating the /pattern/flags form, allowing crafted GraphQL query or mutation filters to inject DQL operators, disclose unintended nodes, or expand modification and deletion targets. This issue is fixed in version 25.3.8.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 25.3.8
Affected range stops below 25.3.8, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.6HIGHGitHub_M
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
LOW
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-943

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