> CVE-2026-33498 [HIGH]

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PUBLISHED
2026-03-24 19:16
MODIFIED
2026-03-24 19:16
CVSS_SCORE V3
8.7
EPSS (Prob. Exploit)
0.47%
Top 59.1%
DATA SOURCES:
NVD đź”— 2026-03-24 CWE MITRE đź”— 2026-11-01 FIRST EPSS đź”— 2026-11-08 GITHUB đź”— 2026-11-05 OSV đź”— 2026-11-01

> DESCRIPTION

Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. Prior to versions 8.6.55 and 9.6.0-alpha.44, an attacker can send an unauthenticated HTTP request with a deeply nested query containing logical operators to permanently hang the Parse Server process. The server becomes completely unresponsive and must be manually restarted. This is a bypass of the fix for CVE-2026-32944. This issue has been patched in versions 8.6.55 and 9.6.0-alpha.44.

> AFFECTED_PRODUCTS

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

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/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

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/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
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
None (N)
Aucune divulgation d'informations
I (Impact Intégrité)
Integrity Impact
None (N)
Aucune modification de données possible
A (Impact Disponibilité)
Availability Impact
High (H)
Interruption totale du service possible

> RÉSUMÉ DES IMPACTS

Confidentialité
None
Aucune divulgation d'informations
Intégrité
None
Aucune modification de données possible
Disponibilité
High
Interruption totale du service possible

> WEAKNESSES

CWE-674

> CWE DETAILED DESCRIPTIONS

CWE-674: Uncontrolled Recursion - The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.

> GITHUB SECURITY ADVISORY

GHSA-9fjp-q3c4-6w3j HIGH

Parse Server has a query condition depth bypass via pre-validation transform pipeline

AFFECTED PACKAGES:
NPM / parse-server
< 8.6.55
Fixed in: 8.6.55
NPM / parse-server
>= 9.0.0, < 9.6.0-alpha.44
Fixed in: 9.6.0-alpha.44

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

Parse Server: Query condition depth bypass via pre-validation transform pipeline

AFFECTED PACKAGES:
Unknown / Unknown
265 versions affected
ALIASES:
BIT-parse-2026-33498, GHSA-9fjp-q3c4-6w3j

> HISTORIQUE DES MODIFICATIONS

Première apparition
24/03/2026 19:16
Source: NVD
📊 ENRICHISSEMENT 01/04/2026 06:02
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-674: Uncontrolled Recursion - The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack.
Total des modifications: 1 Dernière mise à jour: 7 months ago

> REFERENCES

https://github.com/parse-community/parse-server/commit/2581b5426047ce9cbcd3d9c0e...
https://github.com/parse-community/parse-server/commit/85994eff9e7b34cac7e1a2f57...
https://github.com/parse-community/parse-server/pull/10257
https://github.com/parse-community/parse-server/pull/10258
https://github.com/parse-community/parse-server/security/advisories/GHSA-9fjp-q3...
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