GHSA-g5hg-p3ph-g8qg
Multer vulnerable to Denial of Service via unhandled exception
At a glance
- Published
- Updated
- CVE
- CVE-2025-48997
- CVSS_V4
- 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
Description
### Impact A vulnerability in Multer versions >=1.4.4-lts.1, <2.0.1 allows an attacker to trigger a Denial of Service (DoS) by sending an upload file request with an empty string field name. This request causes an unhandled exception, leading to a crash of the process. ### Patches Users should upgrade to `2.0.1` ### Workarounds None ### References https://github.com/expressjs/multer/commit/35a3272b611945155e046dd5cef11088587635e9 https://github.com/expressjs/multer/issues/1233 https://github.com/expressjs/multer/pull/1256
Affected packages
| Package | Versions |
|---|---|
| npm · multer | introduced 1.4.4-lts.1, fixed 2.0.1 |
References
- https://github.com/expressjs/multer/security/advisories/GHSA-g5hg-p3ph-g8qg WEB
- https://nvd.nist.gov/vuln/detail/CVE-2025-48997 ADVISORY
- https://github.com/expressjs/multer/issues/1233 WEB
- https://github.com/expressjs/multer/pull/1256 WEB
- https://github.com/expressjs/multer/commit/35a3272b611945155e046dd5cef11088587635e9 WEB
- https://github.com/expressjs/multer PACKAGE
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |