> CVE-2026-40173 [CRITICAL]

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PUBLISHED
2026-04-15 21:17
MODIFIED
2026-04-15 21:17
CVSS_SCORE V3
9.4
EPSS (Prob. Exploit)
0.51%
Top 56.3%
DATA SOURCES:
NVD 🔗 2026-04-15 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-11-08 GITHUB 🔗 2026-10-29 OSV 🔗 2026-11-02

> DESCRIPTION

Dgraph is an open source distributed GraphQL database. Versions 25.3.1 and prior contain an unauthenticated credential disclosure vulnerability where the /debug/pprof/cmdline endpoint is registered on the default mux and reachable without authentication, exposing the full process command line including the admin token configured via the --security "token=..." startup flag. An attacker can retrieve the leaked token and reuse it in the X-Dgraph-AuthToken header to gain unauthorized access to admin-only endpoints such as /admin/config/cache_mb, bypassing the adminAuthHandler token validation. This enables unauthorized privileged administrative access including configuration changes and operational control actions in any deployment where the Alpha HTTP port is reachable by untrusted parties. This issue has been fixed in version 25.3.2.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
EXPLOITABILITY
3.9
IMPACT
5.5

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Network (N)
Exploit possible à distance via réseau (HTTP, API, etc.)
AC (Complexité d'Attaque)
Attack Complexity
Low (L)
Peu de conditions requises pour exploiter
PR (Privilèges Requis)
Privileges Required
None (N)
Aucune authentification requise
UI (Interaction Utilisateur)
User Interaction
None (N)
Aucune interaction utilisateur nécessaire
S (Périmètre)
Scope
Unchanged (U)
Impact reste dans le périmètre du composant compromis
C (Impact Confidentialité)
Confidentiality Impact
High (H)
Divulgation totale d'informations
I (Impact Intégrité)
Integrity Impact
High (H)
Modification totale des données possible
A (Impact Disponibilité)
Availability Impact
Low (L)
Interruption partielle du service possible

> RÉSUMÉ DES IMPACTS

Confidentialité
High
Divulgation totale d'informations
Intégrité
High
Modification totale des données possible
Disponibilité
Low
Interruption partielle du service possible

> WEAKNESSES

CWE-200 CWE-215

> CWE DETAILED DESCRIPTIONS

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor - The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. | CWE-215: Insertion of Sensitive Information Into Debugging Code - The product inserts sensitive information into debugging code.

> GITHUB SECURITY ADVISORY

GHSA-95mq-xwj4-r47p CRITICAL

Dgraph: Unauthenticated /debug/pprof/cmdline discloses admin auth token, enabling unauthorized access to protected Alpha admin endpoints

AFFECTED PACKAGES:
GO / github.com/dgraph-io/dgraph
<= 1.2.8
GO / github.com/dgraph-io/dgraph/v24
<= 24.1.7
GO / github.com/dgraph-io/dgraph/v25
< 25.3.2
Fixed in: 25.3.2

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

Dgraph: Unauthenticated pprof endpoint leaks admin auth token

AFFECTED PACKAGES:
Unknown / Unknown
84 versions affected
ALIASES:
GHSA-95mq-xwj4-r47p, GO-2026-5274

> HISTORIQUE DES MODIFICATIONS

Première apparition
15/04/2026 21:17
Source: NVD
📊 ENRICHISSEMENT 01/11/2026 06:59
CWE
Champ modifié: Description CWE
Ancienne valeur:
CWE-200: Exposure of Sensitive Information to an Unauthorized Actor - The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. | CWE-...
Nouvelle valeur:
CWE-200: Exposure of Sensitive Information to an Unauthorized Actor - The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. | CWE-...
📊 ENRICHISSEMENT 01/05/2026 06:01
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-200: Exposure of Sensitive Information to an Unauthorized Actor - The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. | CWE-...
Total des modifications: 2 Dernière mise à jour: 1 week ago

> REFERENCES

https://github.com/dgraph-io/dgraph/releases/tag/v25.3.2
https://github.com/dgraph-io/dgraph/security/advisories/GHSA-95mq-xwj4-r47p
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