CVE-2026-2359
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.
- Score
- CVSS 4.0 8.7 High
- Status
- Modified - ce714d77-add3-4f53-aff5-83d477b104bb
- Published
- 2026-02-27
- Last modified
- 2026-07-15
- Weaknesses
- CWE-772
Affected products
- Multer (Expressjs)
- Ansible Portal (Redhat)
- Enterprise Linux (Redhat)
- Logging (Redhat)
- Rhdh (Redhat)
- Trusted Profile Analyzer (Redhat)
References
- https://cna.openjsf.org/security-advisories.html
- https://github.com/expressjs/multer/commit/cccf0fe0e64150c4f42ccf6654165c0d66b9adab
- https://github.com/expressjs/multer/security/advisories/GHSA-v52c-386h-88mc
- https://www.cve.org/CVERecord?id=CVE-2026-2359
- https://access.redhat.com/errata/RHSA-2026:6174
- https://access.redhat.com/errata/RHSA-2026:6802
- https://access.redhat.com/security/cve/CVE-2026-2359
- https://bugzilla.redhat.com/show_bug.cgi?id=2443350
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2359.json
