npm/multer CVE-2026-77063: low 3.7, EPSS 0.23%
multer vulnerable to file size limit bypass via async fileFilter race condition
Action: Upgrade multer to 2.3.0 or later.
npm i multer@2.3.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 2.3.0 | - |
Fixed versions
| 2.3.0 |
Sources
- osv: GHSA-qvfw-j98x-7q72
- https://github.com/expressjs/multer/security/advisories/GHSA-qvfw-j98x-7q72
- https://nvd.nist.gov/vuln/detail/CVE-2026-77063
- https://github.com/expressjs/multer/commit/ab6aeae650328cf31799dcfa4c3e116ba8faaacc
- https://cna.openjsf.org/security-advisories.html
- https://github.com/expressjs/multer
- https://github.com/expressjs/multer/releases/tag/v2.3.0
CVE-2026-77063 · published · modified · JSON