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CVE Vulnerability Details :
CVE-2026-2359
PUBLISHED
More InfoOfficial Page
Assigner-openjs
Assigner Org ID-ce714d77-add3-4f53-aff5-83d477b104bb
View Known Exploited Vulnerability (KEV) details
Published At-27 Feb, 2026 | 15:42
Updated At-27 Feb, 2026 | 17:13
Rejected At-
▼CVE Numbering Authority (CNA)
Multer vulnerable to Denial of Service via resource exhaustion

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
Vendor
Express (OpenJS Foundation)expressjs
Product
multer
Default Status
unaffected
Versions
Affected
  • From 0.0.0 before 2.1.0 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-772CWE-772
Type: CWE
CWE ID: CWE-772
Description: CWE-772
Metrics
VersionBase scoreBase severityVector
4.08.7HIGH
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
Version: 4.0
Base score: 8.7
Base severity: HIGH
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
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/expressjs/multer/security/advisories/GHSA-v52c-386h-88mc
N/A
https://www.cve.org/CVERecord?id=CVE-2026-2359
N/A
https://github.com/expressjs/multer/commit/cccf0fe0e64150c4f42ccf6654165c0d66b9adab
N/A
https://cna.openjsf.org/security-advisories.html
N/A
Hyperlink: https://github.com/expressjs/multer/security/advisories/GHSA-v52c-386h-88mc
Resource: N/A
Hyperlink: https://www.cve.org/CVERecord?id=CVE-2026-2359
Resource: N/A
Hyperlink: https://github.com/expressjs/multer/commit/cccf0fe0e64150c4f42ccf6654165c0d66b9adab
Resource: N/A
Hyperlink: https://cna.openjsf.org/security-advisories.html
Resource: N/A
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found