GHSA-fjgf-rc76-4x9p

Multer vulnerable to Denial of Service via unhandled exception from malformed request

Source: GitHub Advisory Database (reviewed) High CVE-2025-7338

Packages

Ecosystem	Package	Affected	Fixed in
npm	multer	>= 1.4.4-lts.1, < 2.0.2	2.0.2

Details

As written in the advisory (Markdown source, shown as plain text).

### Impact A vulnerability in Multer versions >= 1.4.4-lts.1, < 2.0.2 allows an attacker to trigger a Denial of Service (DoS) by sending a malformed request. This request causes an unhandled exception, leading to a crash of the process. ### Patches Users should upgrade to `2.0.2` ### Workarounds None

References

External links from the advisory. They lead to third-party sites.

https://github.com/expressjs/multer/security/advisories/GHSA-fjgf-rc76-4x9p web
https://nvd.nist.gov/vuln/detail/CVE-2025-7338 advisory
https://github.com/expressjs/multer/commit/adfeaf669f0e7fe953eab191a762164a452d143b web
https://cna.openjsf.org/security-advisories.html web
https://github.com/expressjs/multer package