> CVE-2026-2359 [HIGH]

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PUBLISHED
2026-02-27 16:16
MODIFIED
2026-02-27 16:16
CVSS_SCORE V3
8.7
EPSS (Prob. Exploit)
0.69%
Top 47.7%
DATA SOURCES:
NVD đź”— 2026-02-27 CWE MITRE đź”— 2026-11-01 FIRST EPSS đź”— 2026-10-25 GITHUB đź”— 2026-10-28 OSV đź”— 2026-03-06

> DESCRIPTION

Multer is a node.js middleware for handling `multipart/form-data`. A vulnerability in Multer prior to version 2.1.0 allows an attacker to trigger a Denial of Service (DoS) by dropping connection during file upload, potentially causing resource exhaustion. Users should upgrade to version 2.1.0 to receive a patch. No known workarounds are available.

> 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-772

> CWE DETAILED DESCRIPTIONS

CWE-772: Missing Release of Resource after Effective Lifetime - The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.

> RED HAT SECURITY ADVISORIES

Red Hat Security Advisory: Red Hat Developer Hub 1.8.5 release.
Red Hat Developer Hub 1.8.5 has been released.
Red Hat Security Advisory: Red Hat Developer Hub 1.9.3 release.
Red Hat Developer Hub 1.9.3 has been released.

> GITHUB SECURITY ADVISORY

GHSA-v52c-386h-88mc HIGH

Multer vulnerable to Denial of Service via resource exhaustion

AFFECTED PACKAGES:
NPM / multer
< 2.1.0
Fixed in: 2.1.0

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

AFFECTED PACKAGES:
Unknown / Unknown
23 versions affected
ALIASES:
GHSA-v52c-386h-88mc

> HISTORIQUE DES MODIFICATIONS

Première apparition
27/02/2026 16:16
Source: NVD
📊 ENRICHISSEMENT 01/03/2026 06:46
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-772: Missing Release of Resource after Effective Lifetime - The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.
Total des modifications: 1 Dernière mise à jour: 8 months ago

> REFERENCES

https://cna.openjsf.org/security-advisories.html
https://github.com/expressjs/multer/commit/cccf0fe0e64150c4f42ccf6654165c0d66b9a...
https://github.com/expressjs/multer/security/advisories/GHSA-v52c-386h-88mc
https://www.cve.org/CVERecord?id=CVE-2026-2359
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