GHSA-3p4h-7m6x-2hcm

Suggest an improvement
Source
https://github.com/advisories/GHSA-3p4h-7m6x-2hcm
Import Source
https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/06/GHSA-3p4h-7m6x-2hcm/GHSA-3p4h-7m6x-2hcm.json
JSON Data
https://api.osv.dev/v1/vulns/GHSA-3p4h-7m6x-2hcm
Aliases
Downstream
Published
2026-06-17T18:11:48Z
Modified
2026-06-17T18:26:29Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
Multer vulnerable to Denial of Service via incomplete cleanup of aborted uploads
Details

Impact

A vulnerability in Multer allows an attacker to trigger a Denial of Service (DoS) by aborting or sending malformed multipart uploads, causing orphaned partial files to accumulate on disk when using diskStorage.

Patches

Users should upgrade to 2.2.0, 3.0.0-alpha.2 or higher

Workarounds

None

Database specific 
{
    "cwe_ids":  [
        "CWE-459"
    ],
    "github_reviewed":  true,
    "github_reviewed_at":  "2026-06-17T18:11:48Z",
    "nvd_published_at":  "2026-06-15T16:16:34Z",
    "severity":  "MODERATE"
}
References

Affected packages

npm / multer

Package

Name
multer
View open source insights on deps.dev
Purl
pkg:npm/multer

Affected ranges

Type
SEMVER
Events
Introduced
2.0.0-alpha.1
Fixed
2.2.0

Database specific

source 
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/06/GHSA-3p4h-7m6x-2hcm/GHSA-3p4h-7m6x-2hcm.json"

npm / multer

Package

Name
multer
View open source insights on deps.dev
Purl
pkg:npm/multer

Affected ranges

Type
SEMVER
Events
Introduced
3.0.0-alpha.1
Fixed
3.0.0-alpha.2

Database specific

source 
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/06/GHSA-3p4h-7m6x-2hcm/GHSA-3p4h-7m6x-2hcm.json"